2039472640

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{829}}^1$

素因数の和:914

約数の個数: 120

約数和(自身を含む): 5058878220

約数和(自身を除く): 3019405580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 829, 961, 992, 1240, 1280, 1658, 1922, 1984, 2480, 2560, 3316, 3844, 3968, 4145, 4805, 4960, 6632, 7688, 7936, 8290, 9610, 9920, 13264, 15376, 15872, 16580, 19220, 19840, 25699, 26528, 30752, 33160, 38440, 39680, 51398, 53056, 61504, 66320, 76880, 79360, 102796, 106112, 123008, 128495, 132640, 153760, 205592, 212224, 246016, 256990, 265280, 307520, 411184, 424448, 492032, 513980, 530560, 615040, 796669, 822368, 1027960, 1061120, 1230080, 1593338, 1644736, 2055920, 2122240, 2460160, 3186676, 3289472, 3983345, 4111840, 6373352, 6578944, 7966690, 8223680, 12746704, 13157888, 15933380, 16447360, 25493408, 31866760, 32894720, 50986816, 63733520, 65789440, 101973632, 127467040, 203947264, 254934080, 407894528, 509868160, 1019736320, 2039472640]

約数ペア:

[(1, 2039472640), (2, 1019736320), (4, 509868160), (5, 407894528), (8, 254934080), (10, 203947264), (16, 127467040), (20, 101973632), (31, 65789440), (32, 63733520), (40, 50986816), (62, 32894720), (64, 31866760), (80, 25493408), (124, 16447360), (128, 15933380), (155, 13157888), (160, 12746704), (248, 8223680), (256, 7966690), (310, 6578944), (320, 6373352), (496, 4111840), (512, 3983345), (620, 3289472), (640, 3186676), (829, 2460160), (961, 2122240), (992, 2055920), (1240, 1644736), (1280, 1593338), (1658, 1230080), (1922, 1061120), (1984, 1027960), (2480, 822368), (2560, 796669), (3316, 615040), (3844, 530560), (3968, 513980), (4145, 492032), (4805, 424448), (4960, 411184), (6632, 307520), (7688, 265280), (7936, 256990), (8290, 246016), (9610, 212224), (9920, 205592), (13264, 153760), (15376, 132640), (15872, 128495), (16580, 123008), (19220, 106112), (19840, 102796), (25699, 79360), (26528, 76880), (30752, 66320), (33160, 61504), (38440, 53056), (39680, 51398)]