20132573680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1\times {\mathrm{13421}}^1$

素因数の和:14554

約数の個数: 80

約数和(自身を含む): 49610289024

約数和(自身を除く): 29477715344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1103, 1360, 2206, 4412, 5515, 8824, 11030, 13421, 17648, 18751, 22060, 26842, 37502, 44120, 53684, 67105, 75004, 88240, 93755, 107368, 134210, 150008, 187510, 214736, 228157, 268420, 300016, 375020, 456314, 536840, 750040, 912628, 1073680, 1140785, 1500080, 1825256, 2281570, 3650512, 4563140, 9126280, 14803363, 18252560, 29606726, 59213452, 74016815, 118426904, 148033630, 236853808, 251657171, 296067260, 503314342, 592134520, 1006628684, 1184269040, 1258285855, 2013257368, 2516571710, 4026514736, 5033143420, 10066286840, 20132573680]

約数ペア:

[(1, 20132573680), (2, 10066286840), (4, 5033143420), (5, 4026514736), (8, 2516571710), (10, 2013257368), (16, 1258285855), (17, 1184269040), (20, 1006628684), (34, 592134520), (40, 503314342), (68, 296067260), (80, 251657171), (85, 236853808), (136, 148033630), (170, 118426904), (272, 74016815), (340, 59213452), (680, 29606726), (1103, 18252560), (1360, 14803363), (2206, 9126280), (4412, 4563140), (5515, 3650512), (8824, 2281570), (11030, 1825256), (13421, 1500080), (17648, 1140785), (18751, 1073680), (22060, 912628), (26842, 750040), (37502, 536840), (44120, 456314), (53684, 375020), (67105, 300016), (75004, 268420), (88240, 228157), (93755, 214736), (107368, 187510), (134210, 150008)]