202810240

素因数分解:

$2^7\times 5^1\times {\mathrm{316891}}^1$

素因数の和:316910

約数の個数: 32

約数和(自身を含む): 484844760

約数和(自身を除く): 282034520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 316891, 633782, 1267564, 1584455, 2535128, 3168910, 5070256, 6337820, 10140512, 12675640, 20281024, 25351280, 40562048, 50702560, 101405120, 202810240]

約数ペア:

[(1, 202810240), (2, 101405120), (4, 50702560), (5, 40562048), (8, 25351280), (10, 20281024), (16, 12675640), (20, 10140512), (32, 6337820), (40, 5070256), (64, 3168910), (80, 2535128), (128, 1584455), (160, 1267564), (320, 633782), (640, 316891)]