15665820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1367}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 28460388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1367, 1910, 2292, 2734, 2865, 3820, 4101, 5468, 5730, 6835, 8202, 11460, 13670, 16404, 20505, 27340, 41010, 82020, 261097, 522194, 783291, 1044388, 1305485, 1566582, 2610970, 3133164, 3916455, 5221940, 7832910, 15665820]

約数ペア:

[(1, 15665820), (2, 7832910), (3, 5221940), (4, 3916455), (5, 3133164), (6, 2610970), (10, 1566582), (12, 1305485), (15, 1044388), (20, 783291), (30, 522194), (60, 261097), (191, 82020), (382, 41010), (573, 27340), (764, 20505), (955, 16404), (1146, 13670), (1367, 11460), (1910, 8202), (2292, 6835), (2734, 5730), (2865, 5468), (3820, 4101)]