47290940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139091}}^1$

素因数の和:139117

約数の個数: 24

約数和(自身を含む): 105153552

約数和(自身を除く): 57862612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 139091, 278182, 556364, 695455, 1390910, 2364547, 2781820, 4729094, 9458188, 11822735, 23645470, 47290940]

約数ペア:

[(1, 47290940), (2, 23645470), (4, 11822735), (5, 9458188), (10, 4729094), (17, 2781820), (20, 2364547), (34, 1390910), (68, 695455), (85, 556364), (170, 278182), (340, 139091)]