15874580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 34461504

約数和(自身を除く): 18586924

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 131, 146, 166, 262, 292, 332, 365, 415, 524, 655, 730, 830, 1310, 1460, 1660, 2620, 6059, 9563, 10873, 12118, 19126, 21746, 24236, 30295, 38252, 43492, 47815, 54365, 60590, 95630, 108730, 121180, 191260, 217460, 793729, 1587458, 3174916, 3968645, 7937290, 15874580]

約数ペア:

[(1, 15874580), (2, 7937290), (4, 3968645), (5, 3174916), (10, 1587458), (20, 793729), (73, 217460), (83, 191260), (131, 121180), (146, 108730), (166, 95630), (262, 60590), (292, 54365), (332, 47815), (365, 43492), (415, 38252), (524, 30295), (655, 24236), (730, 21746), (830, 19126), (1310, 12118), (1460, 10873), (1660, 9563), (2620, 6059)]