2080646720

素因数分解:

$2^6\times 5^1\times {\mathrm{277}}^1\times {\mathrm{23473}}^1$

素因数の和:23767

約数の個数: 56

約数和(自身を含む): 4972638264

約数和(自身を除く): 2891991544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 277, 320, 554, 1108, 1385, 2216, 2770, 4432, 5540, 8864, 11080, 17728, 22160, 23473, 44320, 46946, 88640, 93892, 117365, 187784, 234730, 375568, 469460, 751136, 938920, 1502272, 1877840, 3755680, 6502021, 7511360, 13004042, 26008084, 32510105, 52016168, 65020210, 104032336, 130040420, 208064672, 260080840, 416129344, 520161680, 1040323360, 2080646720]

約数ペア:

[(1, 2080646720), (2, 1040323360), (4, 520161680), (5, 416129344), (8, 260080840), (10, 208064672), (16, 130040420), (20, 104032336), (32, 65020210), (40, 52016168), (64, 32510105), (80, 26008084), (160, 13004042), (277, 7511360), (320, 6502021), (554, 3755680), (1108, 1877840), (1385, 1502272), (2216, 938920), (2770, 751136), (4432, 469460), (5540, 375568), (8864, 234730), (11080, 187784), (17728, 117365), (22160, 93892), (23473, 88640), (44320, 46946)]