20120360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38693}}^1$

素因数の和:38717

約数の個数: 32

約数和(自身を含む): 48754440

約数和(自身を除く): 28634080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38693, 77386, 154772, 193465, 309544, 386930, 503009, 773860, 1006018, 1547720, 2012036, 2515045, 4024072, 5030090, 10060180, 20120360]

約数ペア:

[(1, 20120360), (2, 10060180), (4, 5030090), (5, 4024072), (8, 2515045), (10, 2012036), (13, 1547720), (20, 1006018), (26, 773860), (40, 503009), (52, 386930), (65, 309544), (104, 193465), (130, 154772), (260, 77386), (520, 38693)]