19885949440

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{35797}}^1$

素因数の和:35858

約数の個数: 160

約数和(自身を含む): 56250399744

約数和(自身を除く): 36364450304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 2560, 3472, 3584, 3968, 4340, 4480, 4960, 6944, 7936, 8680, 8960, 9920, 13888, 15872, 17360, 17920, 19840, 27776, 34720, 35797, 39680, 55552, 69440, 71594, 79360, 111104, 138880, 143188, 178985, 250579, 277760, 286376, 357970, 501158, 555520, 572752, 715940, 1002316, 1109707, 1145504, 1252895, 1431880, 2004632, 2219414, 2291008, 2505790, 2863760, 4009264, 4438828, 4582016, 5011580, 5548535, 5727520, 7767949, 8018528, 8877656, 9164032, 10023160, 11097070, 11455040, 15535898, 16037056, 17755312, 18328064, 20046320, 22194140, 22910080, 31071796, 32074112, 35510624, 38839745, 40092640, 44388280, 45820160, 62143592, 64148224, 71021248, 77679490, 80185280, 88776560, 91640320, 124287184, 128296448, 142042496, 155358980, 160370560, 177553120, 248574368, 284084992, 310717960, 320741120, 355106240, 497148736, 568169984, 621435920, 641482240, 710212480, 994297472, 1242871840, 1420424960, 1988594944, 2485743680, 2840849920, 3977189888, 4971487360, 9942974720, 19885949440]

約数ペア:

[(1, 19885949440), (2, 9942974720), (4, 4971487360), (5, 3977189888), (7, 2840849920), (8, 2485743680), (10, 1988594944), (14, 1420424960), (16, 1242871840), (20, 994297472), (28, 710212480), (31, 641482240), (32, 621435920), (35, 568169984), (40, 497148736), (56, 355106240), (62, 320741120), (64, 310717960), (70, 284084992), (80, 248574368), (112, 177553120), (124, 160370560), (128, 155358980), (140, 142042496), (155, 128296448), (160, 124287184), (217, 91640320), (224, 88776560), (248, 80185280), (256, 77679490), (280, 71021248), (310, 64148224), (320, 62143592), (434, 45820160), (448, 44388280), (496, 40092640), (512, 38839745), (560, 35510624), (620, 32074112), (640, 31071796), (868, 22910080), (896, 22194140), (992, 20046320), (1085, 18328064), (1120, 17755312), (1240, 16037056), (1280, 15535898), (1736, 11455040), (1792, 11097070), (1984, 10023160), (2170, 9164032), (2240, 8877656), (2480, 8018528), (2560, 7767949), (3472, 5727520), (3584, 5548535), (3968, 5011580), (4340, 4582016), (4480, 4438828), (4960, 4009264), (6944, 2863760), (7936, 2505790), (8680, 2291008), (8960, 2219414), (9920, 2004632), (13888, 1431880), (15872, 1252895), (17360, 1145504), (17920, 1109707), (19840, 1002316), (27776, 715940), (34720, 572752), (35797, 555520), (39680, 501158), (55552, 357970), (69440, 286376), (71594, 277760), (79360, 250579), (111104, 178985), (138880, 143188)]