12987960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{108233}}^1$

素因数の和:108247

約数の個数: 32

約数和(自身を含む): 38964240

約数和(自身を除く): 25976280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 108233, 216466, 324699, 432932, 541165, 649398, 865864, 1082330, 1298796, 1623495, 2164660, 2597592, 3246990, 4329320, 6493980, 12987960]

約数ペア:

[(1, 12987960), (2, 6493980), (3, 4329320), (4, 3246990), (5, 2597592), (6, 2164660), (8, 1623495), (10, 1298796), (12, 1082330), (15, 865864), (20, 649398), (24, 541165), (30, 432932), (40, 324699), (60, 216466), (120, 108233)]