38987880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{571}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 117374400

約数和(自身を除く): 78386520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 569, 571, 1138, 1142, 1707, 1713, 2276, 2284, 2845, 2855, 3414, 3426, 4552, 4568, 5690, 5710, 6828, 6852, 8535, 8565, 11380, 11420, 13656, 13704, 17070, 17130, 22760, 22840, 34140, 34260, 68280, 68520, 324899, 649798, 974697, 1299596, 1624495, 1949394, 2599192, 3248990, 3898788, 4873485, 6497980, 7797576, 9746970, 12995960, 19493940, 38987880]

約数ペア:

[(1, 38987880), (2, 19493940), (3, 12995960), (4, 9746970), (5, 7797576), (6, 6497980), (8, 4873485), (10, 3898788), (12, 3248990), (15, 2599192), (20, 1949394), (24, 1624495), (30, 1299596), (40, 974697), (60, 649798), (120, 324899), (569, 68520), (571, 68280), (1138, 34260), (1142, 34140), (1707, 22840), (1713, 22760), (2276, 17130), (2284, 17070), (2845, 13704), (2855, 13656), (3414, 11420), (3426, 11380), (4552, 8565), (4568, 8535), (5690, 6852), (5710, 6828)]