42616220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51971}}^1$

素因数の和:52021

約数の個数: 24

約数和(自身を含む): 91678608

約数和(自身を除く): 49062388

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51971, 103942, 207884, 259855, 519710, 1039420, 2130811, 4261622, 8523244, 10654055, 21308110, 42616220]

約数ペア:

[(1, 42616220), (2, 21308110), (4, 10654055), (5, 8523244), (10, 4261622), (20, 2130811), (41, 1039420), (82, 519710), (164, 259855), (205, 207884), (410, 103942), (820, 51971)]