40914820

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5153}}^1$

素因数の和:5559

約数の個数: 24

約数和(自身を含む): 86154264

約数和(自身を除く): 45239444

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 5153, 7940, 10306, 20612, 25765, 51530, 103060, 2045741, 4091482, 8182964, 10228705, 20457410, 40914820]

約数ペア:

[(1, 40914820), (2, 20457410), (4, 10228705), (5, 8182964), (10, 4091482), (20, 2045741), (397, 103060), (794, 51530), (1588, 25765), (1985, 20612), (3970, 10306), (5153, 7940)]