61672840

素因数分解:

$2^3\times 5^1\times {\mathrm{1541821}}^1$

素因数の和:1541832

約数の個数: 16

約数和(自身を含む): 138763980

約数和(自身を除く): 77091140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1541821, 3083642, 6167284, 7709105, 12334568, 15418210, 30836420, 61672840]

約数ペア:

[(1, 61672840), (2, 30836420), (4, 15418210), (5, 12334568), (8, 7709105), (10, 6167284), (20, 3083642), (40, 1541821)]