40658560

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 106745040

約数和(自身を除く): 66086480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 101, 128, 136, 148, 160, 170, 185, 202, 272, 296, 320, 340, 370, 404, 505, 544, 592, 629, 640, 680, 740, 808, 1010, 1088, 1184, 1258, 1360, 1480, 1616, 1717, 2020, 2176, 2368, 2516, 2720, 2960, 3145, 3232, 3434, 3737, 4040, 4736, 5032, 5440, 5920, 6290, 6464, 6868, 7474, 8080, 8585, 10064, 10880, 11840, 12580, 12928, 13736, 14948, 16160, 17170, 18685, 20128, 23680, 25160, 27472, 29896, 32320, 34340, 37370, 40256, 50320, 54944, 59792, 63529, 64640, 68680, 74740, 80512, 100640, 109888, 119584, 127058, 137360, 149480, 201280, 219776, 239168, 254116, 274720, 298960, 317645, 402560, 478336, 508232, 549440, 597920, 635290, 1016464, 1098880, 1195840, 1270580, 2032928, 2391680, 2541160, 4065856, 5082320, 8131712, 10164640, 20329280, 40658560]

約数ペア:

[(1, 40658560), (2, 20329280), (4, 10164640), (5, 8131712), (8, 5082320), (10, 4065856), (16, 2541160), (17, 2391680), (20, 2032928), (32, 1270580), (34, 1195840), (37, 1098880), (40, 1016464), (64, 635290), (68, 597920), (74, 549440), (80, 508232), (85, 478336), (101, 402560), (128, 317645), (136, 298960), (148, 274720), (160, 254116), (170, 239168), (185, 219776), (202, 201280), (272, 149480), (296, 137360), (320, 127058), (340, 119584), (370, 109888), (404, 100640), (505, 80512), (544, 74740), (592, 68680), (629, 64640), (640, 63529), (680, 59792), (740, 54944), (808, 50320), (1010, 40256), (1088, 37370), (1184, 34340), (1258, 32320), (1360, 29896), (1480, 27472), (1616, 25160), (1717, 23680), (2020, 20128), (2176, 18685), (2368, 17170), (2516, 16160), (2720, 14948), (2960, 13736), (3145, 12928), (3232, 12580), (3434, 11840), (3737, 10880), (4040, 10064), (4736, 8585), (5032, 8080), (5440, 7474), (5920, 6868), (6290, 6464)]