28289320

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11987}}^1$

素因数の和:12057

約数の個数: 32

約数和(自身を含む): 64735200

約数和(自身を除く): 36445880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 11987, 23974, 47948, 59935, 95896, 119870, 239740, 479480, 707233, 1414466, 2828932, 3536165, 5657864, 7072330, 14144660, 28289320]

約数ペア:

[(1, 28289320), (2, 14144660), (4, 7072330), (5, 5657864), (8, 3536165), (10, 2828932), (20, 1414466), (40, 707233), (59, 479480), (118, 239740), (236, 119870), (295, 95896), (472, 59935), (590, 47948), (1180, 23974), (2360, 11987)]