210909280

素因数分解:

$2^5\times 5^1\times {\mathrm{1318183}}^1$

素因数の和:1318198

約数の個数: 24

約数和(自身を含む): 498273552

約数和(自身を除く): 287364272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1318183, 2636366, 5272732, 6590915, 10545464, 13181830, 21090928, 26363660, 42181856, 52727320, 105454640, 210909280]

約数ペア:

[(1, 210909280), (2, 105454640), (4, 52727320), (5, 42181856), (8, 26363660), (10, 21090928), (16, 13181830), (20, 10545464), (32, 6590915), (40, 5272732), (80, 2636366), (160, 1318183)]