40028810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 73816704

約数和(自身を除く): 33787894

約数列:

[1, 2, 5, 10, 61, 122, 211, 305, 311, 422, 610, 622, 1055, 1555, 2110, 3110, 12871, 18971, 25742, 37942, 64355, 65621, 94855, 128710, 131242, 189710, 328105, 656210, 4002881, 8005762, 20014405, 40028810]

約数ペア:

[(1, 40028810), (2, 20014405), (5, 8005762), (10, 4002881), (61, 656210), (122, 328105), (211, 189710), (305, 131242), (311, 128710), (422, 94855), (610, 65621), (622, 64355), (1055, 37942), (1555, 25742), (2110, 18971), (3110, 12871)]