2589871240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:935

約数の個数: 128

約数和(自身を含む): 6564758400

約数和(自身を除く): 3974887160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 257, 296, 370, 407, 440, 514, 619, 740, 814, 1028, 1238, 1285, 1480, 1628, 2035, 2056, 2476, 2570, 2827, 3095, 3256, 4070, 4952, 5140, 5654, 6190, 6809, 8140, 9509, 10280, 11308, 12380, 13618, 14135, 16280, 19018, 22616, 22903, 24760, 27236, 28270, 34045, 38036, 45806, 47545, 54472, 56540, 68090, 76072, 91612, 95090, 104599, 113080, 114515, 136180, 159083, 183224, 190180, 209198, 229030, 251933, 272360, 318166, 380360, 418396, 458060, 503866, 522995, 636332, 795415, 836792, 916120, 1007732, 1045990, 1259665, 1272664, 1590830, 1749913, 2015464, 2091980, 2519330, 3181660, 3499826, 4183960, 5038660, 5886071, 6363320, 6999652, 8749565, 10077320, 11772142, 13999304, 17499130, 23544284, 29430355, 34998260, 47088568, 58860710, 64746781, 69996520, 117721420, 129493562, 235442840, 258987124, 323733905, 517974248, 647467810, 1294935620, 2589871240]

約数ペア:

[(1, 2589871240), (2, 1294935620), (4, 647467810), (5, 517974248), (8, 323733905), (10, 258987124), (11, 235442840), (20, 129493562), (22, 117721420), (37, 69996520), (40, 64746781), (44, 58860710), (55, 47088568), (74, 34998260), (88, 29430355), (110, 23544284), (148, 17499130), (185, 13999304), (220, 11772142), (257, 10077320), (296, 8749565), (370, 6999652), (407, 6363320), (440, 5886071), (514, 5038660), (619, 4183960), (740, 3499826), (814, 3181660), (1028, 2519330), (1238, 2091980), (1285, 2015464), (1480, 1749913), (1628, 1590830), (2035, 1272664), (2056, 1259665), (2476, 1045990), (2570, 1007732), (2827, 916120), (3095, 836792), (3256, 795415), (4070, 636332), (4952, 522995), (5140, 503866), (5654, 458060), (6190, 418396), (6809, 380360), (8140, 318166), (9509, 272360), (10280, 251933), (11308, 229030), (12380, 209198), (13618, 190180), (14135, 183224), (16280, 159083), (19018, 136180), (22616, 114515), (22903, 113080), (24760, 104599), (27236, 95090), (28270, 91612), (34045, 76072), (38036, 68090), (45806, 56540), (47545, 54472)]