56446520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 138741120

約数和(自身を除く): 82294600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1487, 1898, 2920, 2974, 3796, 4745, 5948, 7435, 7592, 9490, 11896, 14870, 18980, 19331, 29740, 37960, 38662, 59480, 77324, 96655, 108551, 154648, 193310, 217102, 386620, 434204, 542755, 773240, 868408, 1085510, 1411163, 2171020, 2822326, 4342040, 5644652, 7055815, 11289304, 14111630, 28223260, 56446520]

約数ペア:

[(1, 56446520), (2, 28223260), (4, 14111630), (5, 11289304), (8, 7055815), (10, 5644652), (13, 4342040), (20, 2822326), (26, 2171020), (40, 1411163), (52, 1085510), (65, 868408), (73, 773240), (104, 542755), (130, 434204), (146, 386620), (260, 217102), (292, 193310), (365, 154648), (520, 108551), (584, 96655), (730, 77324), (949, 59480), (1460, 38662), (1487, 37960), (1898, 29740), (2920, 19331), (2974, 18980), (3796, 14870), (4745, 11896), (5948, 9490), (7435, 7592)]