8570120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16481}}^1$

素因数の和:16505

約数の個数: 32

約数和(自身を含む): 20767320

約数和(自身を除く): 12197200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16481, 32962, 65924, 82405, 131848, 164810, 214253, 329620, 428506, 659240, 857012, 1071265, 1714024, 2142530, 4285060, 8570120]

約数ペア:

[(1, 8570120), (2, 4285060), (4, 2142530), (5, 1714024), (8, 1071265), (10, 857012), (13, 659240), (20, 428506), (26, 329620), (40, 214253), (52, 164810), (65, 131848), (104, 82405), (130, 65924), (260, 32962), (520, 16481)]