15454960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3167}}^1$

素因数の和:3241

約数の個数: 40

約数和(自身を含む): 36533376

約数和(自身を除く): 21078416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3167, 4880, 6334, 12668, 15835, 25336, 31670, 50672, 63340, 126680, 193187, 253360, 386374, 772748, 965935, 1545496, 1931870, 3090992, 3863740, 7727480, 15454960]

約数ペア:

[(1, 15454960), (2, 7727480), (4, 3863740), (5, 3090992), (8, 1931870), (10, 1545496), (16, 965935), (20, 772748), (40, 386374), (61, 253360), (80, 193187), (122, 126680), (244, 63340), (305, 50672), (488, 31670), (610, 25336), (976, 15835), (1220, 12668), (2440, 6334), (3167, 4880)]