25076920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56993}}^1$

素因数の和:57015

約数の個数: 32

約数和(自身を含む): 61553520

約数和(自身を除く): 36476600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 56993, 113986, 227972, 284965, 455944, 569930, 626923, 1139860, 1253846, 2279720, 2507692, 3134615, 5015384, 6269230, 12538460, 25076920]

約数ペア:

[(1, 25076920), (2, 12538460), (4, 6269230), (5, 5015384), (8, 3134615), (10, 2507692), (11, 2279720), (20, 1253846), (22, 1139860), (40, 626923), (44, 569930), (55, 455944), (88, 284965), (110, 227972), (220, 113986), (440, 56993)]