42411220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51721}}^1$

素因数の和:51771

約数の個数: 24

約数和(自身を含む): 91237608

約数和(自身を除く): 48826388

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51721, 103442, 206884, 258605, 517210, 1034420, 2120561, 4241122, 8482244, 10602805, 21205610, 42411220]

約数ペア:

[(1, 42411220), (2, 21205610), (4, 10602805), (5, 8482244), (10, 4241122), (20, 2120561), (41, 1034420), (82, 517210), (164, 258605), (205, 206884), (410, 103442), (820, 51721)]