40802290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{66889}}^1$

素因数の和:66957

約数の個数: 16

約数和(自身を含む): 74649240

約数和(自身を除く): 33846950

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 66889, 133778, 334445, 668890, 4080229, 8160458, 20401145, 40802290]

約数ペア:

[(1, 40802290), (2, 20401145), (5, 8160458), (10, 4080229), (61, 668890), (122, 334445), (305, 133778), (610, 66889)]