212345260

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{70313}}^1$

素因数の和:70473

約数の個数: 24

約数和(自身を含む): 448884576

約数和(自身を除く): 236539316

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 70313, 140626, 281252, 351565, 703130, 1406260, 10617263, 21234526, 42469052, 53086315, 106172630, 212345260]

約数ペア:

[(1, 212345260), (2, 106172630), (4, 53086315), (5, 42469052), (10, 21234526), (20, 10617263), (151, 1406260), (302, 703130), (604, 351565), (755, 281252), (1510, 140626), (3020, 70313)]