28766560

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7817}}^1$

素因数の和:7855

約数の個数: 48

約数和(自身を含む): 70924896

約数和(自身を除く): 42158336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 7817, 15634, 31268, 39085, 62536, 78170, 125072, 156340, 179791, 250144, 312680, 359582, 625360, 719164, 898955, 1250720, 1438328, 1797910, 2876656, 3595820, 5753312, 7191640, 14383280, 28766560]

約数ペア:

[(1, 28766560), (2, 14383280), (4, 7191640), (5, 5753312), (8, 3595820), (10, 2876656), (16, 1797910), (20, 1438328), (23, 1250720), (32, 898955), (40, 719164), (46, 625360), (80, 359582), (92, 312680), (115, 250144), (160, 179791), (184, 156340), (230, 125072), (368, 78170), (460, 62536), (736, 39085), (920, 31268), (1840, 15634), (3680, 7817)]