42219080

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1087}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 95178240

約数和(自身を除く): 52959160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1087, 1942, 2174, 3884, 4348, 4855, 5435, 7768, 8696, 9710, 10870, 19420, 21740, 38840, 43480, 1055477, 2110954, 4221908, 5277385, 8443816, 10554770, 21109540, 42219080]

約数ペア:

[(1, 42219080), (2, 21109540), (4, 10554770), (5, 8443816), (8, 5277385), (10, 4221908), (20, 2110954), (40, 1055477), (971, 43480), (1087, 38840), (1942, 21740), (2174, 19420), (3884, 10870), (4348, 9710), (4855, 8696), (5435, 7768)]