15478480

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1187}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 36238752

約数和(自身を除く): 20760272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1187, 1304, 1630, 2374, 2608, 3260, 4748, 5935, 6520, 9496, 11870, 13040, 18992, 23740, 47480, 94960, 193481, 386962, 773924, 967405, 1547848, 1934810, 3095696, 3869620, 7739240, 15478480]

約数ペア:

[(1, 15478480), (2, 7739240), (4, 3869620), (5, 3095696), (8, 1934810), (10, 1547848), (16, 967405), (20, 773924), (40, 386962), (80, 193481), (163, 94960), (326, 47480), (652, 23740), (815, 18992), (1187, 13040), (1304, 11870), (1630, 9496), (2374, 6520), (2608, 5935), (3260, 4748)]