1997322560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10597}}^1$

素因数の和:10664

約数の個数: 112

約数和(自身を含む): 5168432640

約数和(自身を除く): 3171110080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 760, 992, 1178, 1216, 1240, 1520, 1984, 2356, 2480, 2945, 3040, 4712, 4960, 5890, 6080, 9424, 9920, 10597, 11780, 18848, 21194, 23560, 37696, 42388, 47120, 52985, 84776, 94240, 105970, 169552, 188480, 201343, 211940, 328507, 339104, 402686, 423880, 657014, 678208, 805372, 847760, 1006715, 1314028, 1610744, 1642535, 1695520, 2013430, 2628056, 3221488, 3285070, 3391040, 4026860, 5256112, 6241633, 6442976, 6570140, 8053720, 10512224, 12483266, 12885952, 13140280, 16107440, 21024448, 24966532, 26280560, 31208165, 32214880, 49933064, 52561120, 62416330, 64429760, 99866128, 105122240, 124832660, 199732256, 249665320, 399464512, 499330640, 998661280, 1997322560]

約数ペア:

[(1, 1997322560), (2, 998661280), (4, 499330640), (5, 399464512), (8, 249665320), (10, 199732256), (16, 124832660), (19, 105122240), (20, 99866128), (31, 64429760), (32, 62416330), (38, 52561120), (40, 49933064), (62, 32214880), (64, 31208165), (76, 26280560), (80, 24966532), (95, 21024448), (124, 16107440), (152, 13140280), (155, 12885952), (160, 12483266), (190, 10512224), (248, 8053720), (304, 6570140), (310, 6442976), (320, 6241633), (380, 5256112), (496, 4026860), (589, 3391040), (608, 3285070), (620, 3221488), (760, 2628056), (992, 2013430), (1178, 1695520), (1216, 1642535), (1240, 1610744), (1520, 1314028), (1984, 1006715), (2356, 847760), (2480, 805372), (2945, 678208), (3040, 657014), (4712, 423880), (4960, 402686), (5890, 339104), (6080, 328507), (9424, 211940), (9920, 201343), (10597, 188480), (11780, 169552), (18848, 105970), (21194, 94240), (23560, 84776), (37696, 52985), (42388, 47120)]