996835240

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{62773}}^1$

素因数の和:63181

約数の個数: 32

約数和(自身を含む): 2248564680

約数和(自身を除く): 1251729440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 7940, 15880, 62773, 125546, 251092, 313865, 502184, 627730, 1255460, 2510920, 24920881, 49841762, 99683524, 124604405, 199367048, 249208810, 498417620, 996835240]

約数ペア:

[(1, 996835240), (2, 498417620), (4, 249208810), (5, 199367048), (8, 124604405), (10, 99683524), (20, 49841762), (40, 24920881), (397, 2510920), (794, 1255460), (1588, 627730), (1985, 502184), (3176, 313865), (3970, 251092), (7940, 125546), (15880, 62773)]