15665125940

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{563}}^1\times {\mathrm{5821}}^1$

素因数の和:6632

約数の個数: 48

約数和(自身を含む): 33098768640

約数和(自身を除く): 17433642700

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 563, 956, 1126, 1195, 2252, 2390, 2815, 4780, 5630, 5821, 11260, 11642, 23284, 29105, 58210, 116420, 134557, 269114, 538228, 672785, 1345570, 1391219, 2691140, 2782438, 3277223, 5564876, 6554446, 6956095, 13108892, 13912190, 16386115, 27824380, 32772230, 65544460, 783256297, 1566512594, 3133025188, 3916281485, 7832562970, 15665125940]

約数ペア:

[(1, 15665125940), (2, 7832562970), (4, 3916281485), (5, 3133025188), (10, 1566512594), (20, 783256297), (239, 65544460), (478, 32772230), (563, 27824380), (956, 16386115), (1126, 13912190), (1195, 13108892), (2252, 6956095), (2390, 6554446), (2815, 5564876), (4780, 3277223), (5630, 2782438), (5821, 2691140), (11260, 1391219), (11642, 1345570), (23284, 672785), (29105, 538228), (58210, 269114), (116420, 134557)]