201975460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{67777}}^1$

素因数の和:67935

約数の個数: 24

約数和(自身を含む): 427001400

約数和(自身を除く): 225025940

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 67777, 135554, 271108, 338885, 677770, 1355540, 10098773, 20197546, 40395092, 50493865, 100987730, 201975460]

約数ペア:

[(1, 201975460), (2, 100987730), (4, 50493865), (5, 40395092), (10, 20197546), (20, 10098773), (149, 1355540), (298, 677770), (596, 338885), (745, 271108), (1490, 135554), (2980, 67777)]