90887260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10399}}^1$

素因数の和:10450

約数の個数: 48

約数和(自身を含む): 209664000

約数和(自身を除く): 118776740

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 10399, 20798, 41596, 51995, 103990, 197581, 207980, 239177, 395162, 478354, 790324, 956708, 987905, 1195885, 1975810, 2391770, 3951620, 4544363, 4783540, 9088726, 18177452, 22721815, 45443630, 90887260]

約数ペア:

[(1, 90887260), (2, 45443630), (4, 22721815), (5, 18177452), (10, 9088726), (19, 4783540), (20, 4544363), (23, 3951620), (38, 2391770), (46, 1975810), (76, 1195885), (92, 987905), (95, 956708), (115, 790324), (190, 478354), (230, 395162), (380, 239177), (437, 207980), (460, 197581), (874, 103990), (1748, 51995), (2185, 41596), (4370, 20798), (8740, 10399)]