20306460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3163}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 57407616

約数和(自身を除く): 37101156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3163, 3210, 6326, 6420, 9489, 12652, 15815, 18978, 31630, 37956, 47445, 63260, 94890, 189780, 338441, 676882, 1015323, 1353764, 1692205, 2030646, 3384410, 4061292, 5076615, 6768820, 10153230, 20306460]

約数ペア:

[(1, 20306460), (2, 10153230), (3, 6768820), (4, 5076615), (5, 4061292), (6, 3384410), (10, 2030646), (12, 1692205), (15, 1353764), (20, 1015323), (30, 676882), (60, 338441), (107, 189780), (214, 94890), (321, 63260), (428, 47445), (535, 37956), (642, 31630), (1070, 18978), (1284, 15815), (1605, 12652), (2140, 9489), (3163, 6420), (3210, 6326)]