1288822040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{10889}}^1$

素因数の和:11180

約数の個数: 64

約数和(自身を含む): 3175524000

約数和(自身を除く): 1886701960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 269, 440, 538, 1076, 1345, 2152, 2690, 2959, 5380, 5918, 10760, 10889, 11836, 14795, 21778, 23672, 29590, 43556, 54445, 59180, 87112, 108890, 118360, 119779, 217780, 239558, 435560, 479116, 598895, 958232, 1197790, 2395580, 2929141, 4791160, 5858282, 11716564, 14645705, 23433128, 29291410, 32220551, 58582820, 64441102, 117165640, 128882204, 161102755, 257764408, 322205510, 644411020, 1288822040]

約数ペア:

[(1, 1288822040), (2, 644411020), (4, 322205510), (5, 257764408), (8, 161102755), (10, 128882204), (11, 117165640), (20, 64441102), (22, 58582820), (40, 32220551), (44, 29291410), (55, 23433128), (88, 14645705), (110, 11716564), (220, 5858282), (269, 4791160), (440, 2929141), (538, 2395580), (1076, 1197790), (1345, 958232), (2152, 598895), (2690, 479116), (2959, 435560), (5380, 239558), (5918, 217780), (10760, 119779), (10889, 118360), (11836, 108890), (14795, 87112), (21778, 59180), (23672, 54445), (29590, 43556)]