40251220

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12347}}^1$

素因数の和:12519

約数の個数: 24

約数和(自身を含む): 85053024

約数和(自身を除く): 44801804

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 12347, 24694, 49388, 61735, 123470, 246940, 2012561, 4025122, 8050244, 10062805, 20125610, 40251220]

約数ペア:

[(1, 40251220), (2, 20125610), (4, 10062805), (5, 8050244), (10, 4025122), (20, 2012561), (163, 246940), (326, 123470), (652, 61735), (815, 49388), (1630, 24694), (3260, 12347)]