40893380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{691}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 94167360

約数和(自身を除く): 53273980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 691, 1076, 1345, 1382, 2690, 2764, 2959, 3455, 5380, 5918, 6910, 7601, 11836, 13820, 14795, 15202, 29590, 30404, 38005, 59180, 76010, 152020, 185879, 371758, 743516, 929395, 1858790, 2044669, 3717580, 4089338, 8178676, 10223345, 20446690, 40893380]

約数ペア:

[(1, 40893380), (2, 20446690), (4, 10223345), (5, 8178676), (10, 4089338), (11, 3717580), (20, 2044669), (22, 1858790), (44, 929395), (55, 743516), (110, 371758), (220, 185879), (269, 152020), (538, 76010), (691, 59180), (1076, 38005), (1345, 30404), (1382, 29590), (2690, 15202), (2764, 14795), (2959, 13820), (3455, 11836), (5380, 7601), (5918, 6910)]