20200464

素因数分解:

$2^4\times 3^2\times {\mathrm{140281}}^1$

素因数の和:140295

約数の個数: 30

約数和(自身を含む): 56533646

約数和(自身を除く): 36333182

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140281, 280562, 420843, 561124, 841686, 1122248, 1262529, 1683372, 2244496, 2525058, 3366744, 5050116, 6733488, 10100232, 20200464]

約数ペア:

[(1, 20200464), (2, 10100232), (3, 6733488), (4, 5050116), (6, 3366744), (8, 2525058), (9, 2244496), (12, 1683372), (16, 1262529), (18, 1122248), (24, 841686), (36, 561124), (48, 420843), (72, 280562), (144, 140281)]