438809920

素因数分解:

$2^6\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2237}}^1$

素因数の和:2867

約数の個数: 56

約数和(自身を含む): 1047088584

約数和(自身を除く): 608278664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 613, 1226, 2237, 2452, 3065, 4474, 4904, 6130, 8948, 9808, 11185, 12260, 17896, 19616, 22370, 24520, 35792, 39232, 44740, 49040, 71584, 89480, 98080, 143168, 178960, 196160, 357920, 715840, 1371281, 2742562, 5485124, 6856405, 10970248, 13712810, 21940496, 27425620, 43880992, 54851240, 87761984, 109702480, 219404960, 438809920]

約数ペア:

[(1, 438809920), (2, 219404960), (4, 109702480), (5, 87761984), (8, 54851240), (10, 43880992), (16, 27425620), (20, 21940496), (32, 13712810), (40, 10970248), (64, 6856405), (80, 5485124), (160, 2742562), (320, 1371281), (613, 715840), (1226, 357920), (2237, 196160), (2452, 178960), (3065, 143168), (4474, 98080), (4904, 89480), (6130, 71584), (8948, 49040), (9808, 44740), (11185, 39232), (12260, 35792), (17896, 24520), (19616, 22370)]