2745164840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8009}}^1$

素因数の和:8091

約数の個数: 128

約数和(自身を含む): 7266672000

約数和(自身を除く): 4521507160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 76, 82, 88, 95, 110, 152, 164, 190, 205, 209, 220, 328, 380, 410, 418, 440, 451, 760, 779, 820, 836, 902, 1045, 1558, 1640, 1672, 1804, 2090, 2255, 3116, 3608, 3895, 4180, 4510, 6232, 7790, 8009, 8360, 8569, 9020, 15580, 16018, 17138, 18040, 31160, 32036, 34276, 40045, 42845, 64072, 68552, 80090, 85690, 88099, 152171, 160180, 171380, 176198, 304342, 320360, 328369, 342760, 352396, 440495, 608684, 656738, 704792, 760855, 880990, 1217368, 1313476, 1521710, 1641845, 1673881, 1761980, 2626952, 3043420, 3283690, 3347762, 3523960, 3612059, 6086840, 6239011, 6567380, 6695524, 7224118, 8369405, 12478022, 13134760, 13391048, 14448236, 16738810, 18060295, 24956044, 28896472, 31195055, 33477620, 36120590, 49912088, 62390110, 66955240, 68629121, 72241180, 124780220, 137258242, 144482360, 249560440, 274516484, 343145605, 549032968, 686291210, 1372582420, 2745164840]

約数ペア:

[(1, 2745164840), (2, 1372582420), (4, 686291210), (5, 549032968), (8, 343145605), (10, 274516484), (11, 249560440), (19, 144482360), (20, 137258242), (22, 124780220), (38, 72241180), (40, 68629121), (41, 66955240), (44, 62390110), (55, 49912088), (76, 36120590), (82, 33477620), (88, 31195055), (95, 28896472), (110, 24956044), (152, 18060295), (164, 16738810), (190, 14448236), (205, 13391048), (209, 13134760), (220, 12478022), (328, 8369405), (380, 7224118), (410, 6695524), (418, 6567380), (440, 6239011), (451, 6086840), (760, 3612059), (779, 3523960), (820, 3347762), (836, 3283690), (902, 3043420), (1045, 2626952), (1558, 1761980), (1640, 1673881), (1672, 1641845), (1804, 1521710), (2090, 1313476), (2255, 1217368), (3116, 880990), (3608, 760855), (3895, 704792), (4180, 656738), (4510, 608684), (6232, 440495), (7790, 352396), (8009, 342760), (8360, 328369), (8569, 320360), (9020, 304342), (15580, 176198), (16018, 171380), (17138, 160180), (18040, 152171), (31160, 88099), (32036, 85690), (34276, 80090), (40045, 68552), (42845, 64072)]