9461980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1049}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 22226400

約数和(自身を除く): 12764420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1049, 1804, 2098, 2255, 4196, 4510, 5245, 9020, 10490, 11539, 20980, 23078, 43009, 46156, 57695, 86018, 115390, 172036, 215045, 230780, 430090, 473099, 860180, 946198, 1892396, 2365495, 4730990, 9461980]

約数ペア:

[(1, 9461980), (2, 4730990), (4, 2365495), (5, 1892396), (10, 946198), (11, 860180), (20, 473099), (22, 430090), (41, 230780), (44, 215045), (55, 172036), (82, 115390), (110, 86018), (164, 57695), (205, 46156), (220, 43009), (410, 23078), (451, 20980), (820, 11539), (902, 10490), (1049, 9020), (1804, 5245), (2098, 4510), (2255, 4196)]