4080340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 9906624

約数和(自身を除く): 5826284

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1091, 1870, 2182, 3740, 4364, 5455, 10910, 12001, 18547, 21820, 24002, 37094, 48004, 60005, 74188, 92735, 120010, 185470, 204017, 240020, 370940, 408034, 816068, 1020085, 2040170, 4080340]

約数ペア:

[(1, 4080340), (2, 2040170), (4, 1020085), (5, 816068), (10, 408034), (11, 370940), (17, 240020), (20, 204017), (22, 185470), (34, 120010), (44, 92735), (55, 74188), (68, 60005), (85, 48004), (110, 37094), (170, 24002), (187, 21820), (220, 18547), (340, 12001), (374, 10910), (748, 5455), (935, 4364), (1091, 3740), (1870, 2182)]