201172460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{51059}}^1$

素因数の和:51265

約数の個数: 24

約数和(自身を含む): 424614960

約数和(自身を除く): 223442500

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 51059, 102118, 204236, 255295, 510590, 1021180, 10058623, 20117246, 40234492, 50293115, 100586230, 201172460]

約数ペア:

[(1, 201172460), (2, 100586230), (4, 50293115), (5, 40234492), (10, 20117246), (20, 10058623), (197, 1021180), (394, 510590), (788, 255295), (985, 204236), (1970, 102118), (3940, 51059)]