13495280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9923}}^1$

素因数の和:9953

約数の個数: 40

約数和(自身を含む): 33225552

約数和(自身を除く): 19730272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9923, 19846, 39692, 49615, 79384, 99230, 158768, 168691, 198460, 337382, 396920, 674764, 793840, 843455, 1349528, 1686910, 2699056, 3373820, 6747640, 13495280]

約数ペア:

[(1, 13495280), (2, 6747640), (4, 3373820), (5, 2699056), (8, 1686910), (10, 1349528), (16, 843455), (17, 793840), (20, 674764), (34, 396920), (40, 337382), (68, 198460), (80, 168691), (85, 158768), (136, 99230), (170, 79384), (272, 49615), (340, 39692), (680, 19846), (1360, 9923)]