1275897460

素因数分解:

$2^2\times 5^1\times {\mathrm{4721}}^1\times {\mathrm{13513}}^1$

素因数の和:18243

約数の個数: 24

約数和(自身を含む): 2680150536

約数和(自身を除く): 1404253076

約数列:

[1, 2, 4, 5, 10, 20, 4721, 9442, 13513, 18884, 23605, 27026, 47210, 54052, 67565, 94420, 135130, 270260, 63794873, 127589746, 255179492, 318974365, 637948730, 1275897460]

約数ペア:

[(1, 1275897460), (2, 637948730), (4, 318974365), (5, 255179492), (10, 127589746), (20, 63794873), (4721, 270260), (9442, 135130), (13513, 94420), (18884, 67565), (23605, 54052), (27026, 47210)]