56419480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108499}}^1$

素因数の和:108523

約数の個数: 32

約数和(自身を含む): 136710000

約数和(自身を除く): 80290520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 108499, 216998, 433996, 542495, 867992, 1084990, 1410487, 2169980, 2820974, 4339960, 5641948, 7052435, 11283896, 14104870, 28209740, 56419480]

約数ペア:

[(1, 56419480), (2, 28209740), (4, 14104870), (5, 11283896), (8, 7052435), (10, 5641948), (13, 4339960), (20, 2820974), (26, 2169980), (40, 1410487), (52, 1084990), (65, 867992), (104, 542495), (130, 433996), (260, 216998), (520, 108499)]