26990560

素因数分解:

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

素因数の和:9955

約数の個数: 48

約数和(自身を含む): 67522896

約数和(自身を除く): 40532336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9923, 19846, 39692, 49615, 79384, 99230, 158768, 168691, 198460, 317536, 337382, 396920, 674764, 793840, 843455, 1349528, 1587680, 1686910, 2699056, 3373820, 5398112, 6747640, 13495280, 26990560]

約数ペア:

[(1, 26990560), (2, 13495280), (4, 6747640), (5, 5398112), (8, 3373820), (10, 2699056), (16, 1686910), (17, 1587680), (20, 1349528), (32, 843455), (34, 793840), (40, 674764), (68, 396920), (80, 337382), (85, 317536), (136, 198460), (160, 168691), (170, 158768), (272, 99230), (340, 79384), (544, 49615), (680, 39692), (1360, 19846), (2720, 9923)]