42394220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1471}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 97929216

約数和(自身を除く): 55534996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 1471, 2620, 2882, 2942, 5764, 5884, 7205, 7355, 14410, 14710, 16181, 28820, 29420, 32362, 64724, 80905, 161810, 192701, 323620, 385402, 770804, 963505, 1927010, 2119711, 3854020, 4239422, 8478844, 10598555, 21197110, 42394220]

約数ペア:

[(1, 42394220), (2, 21197110), (4, 10598555), (5, 8478844), (10, 4239422), (11, 3854020), (20, 2119711), (22, 1927010), (44, 963505), (55, 770804), (110, 385402), (131, 323620), (220, 192701), (262, 161810), (524, 80905), (655, 64724), (1310, 32362), (1441, 29420), (1471, 28820), (2620, 16181), (2882, 14710), (2942, 14410), (5764, 7355), (5884, 7205)]