42081620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{300583}}^1$

素因数の和:300599

約数の個数: 24

約数和(自身を含む): 100996224

約数和(自身を除く): 58914604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 300583, 601166, 1202332, 1502915, 2104081, 3005830, 4208162, 6011660, 8416324, 10520405, 21040810, 42081620]

約数ペア:

[(1, 42081620), (2, 21040810), (4, 10520405), (5, 8416324), (7, 6011660), (10, 4208162), (14, 3005830), (20, 2104081), (28, 1502915), (35, 1202332), (70, 601166), (140, 300583)]