17888901618440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1\times {\mathrm{2411}}^1\times {\mathrm{4871}}^1$

素因数の和:7743

約数の個数: 128

約数和(自身を含む): 40751973400320

約数和(自身を除く): 22863071781880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 337, 452, 565, 674, 904, 1130, 1348, 1685, 2260, 2411, 2696, 3370, 4520, 4822, 4871, 6740, 9644, 9742, 12055, 13480, 19288, 19484, 24110, 24355, 38081, 38968, 48220, 48710, 76162, 96440, 97420, 152324, 190405, 194840, 272443, 304648, 380810, 544886, 550423, 761620, 812507, 1089772, 1100846, 1362215, 1523240, 1625014, 1641527, 2179544, 2201692, 2724430, 2752115, 3250028, 3283054, 4062535, 4403384, 5448860, 5504230, 6500056, 6566108, 8125070, 8207635, 10897720, 11008460, 11743981, 13132216, 16250140, 16415270, 22016920, 23487962, 32500280, 32830540, 46975924, 58719905, 65661080, 91813291, 93951848, 117439810, 183626582, 185492551, 234879620, 367253164, 370985102, 459066455, 469759240, 734506328, 741970204, 918132910, 927462755, 1327069853, 1483940408, 1836265820, 1854925510, 2654139706, 3672531640, 3709851020, 3957721597, 5308279412, 6635349265, 7419702040, 7915443194, 10616558824, 13270698530, 15830886388, 19788607985, 26541397060, 31661772776, 39577215970, 53082794120, 79154431940, 158308863880, 447222540461, 894445080922, 1788890161844, 2236112702305, 3577780323688, 4472225404610, 8944450809220, 17888901618440]

約数ペア:

[(1, 17888901618440), (2, 8944450809220), (4, 4472225404610), (5, 3577780323688), (8, 2236112702305), (10, 1788890161844), (20, 894445080922), (40, 447222540461), (113, 158308863880), (226, 79154431940), (337, 53082794120), (452, 39577215970), (565, 31661772776), (674, 26541397060), (904, 19788607985), (1130, 15830886388), (1348, 13270698530), (1685, 10616558824), (2260, 7915443194), (2411, 7419702040), (2696, 6635349265), (3370, 5308279412), (4520, 3957721597), (4822, 3709851020), (4871, 3672531640), (6740, 2654139706), (9644, 1854925510), (9742, 1836265820), (12055, 1483940408), (13480, 1327069853), (19288, 927462755), (19484, 918132910), (24110, 741970204), (24355, 734506328), (38081, 469759240), (38968, 459066455), (48220, 370985102), (48710, 367253164), (76162, 234879620), (96440, 185492551), (97420, 183626582), (152324, 117439810), (190405, 93951848), (194840, 91813291), (272443, 65661080), (304648, 58719905), (380810, 46975924), (544886, 32830540), (550423, 32500280), (761620, 23487962), (812507, 22016920), (1089772, 16415270), (1100846, 16250140), (1362215, 13132216), (1523240, 11743981), (1625014, 11008460), (1641527, 10897720), (2179544, 8207635), (2201692, 8125070), (2724430, 6566108), (2752115, 6500056), (3250028, 5504230), (3283054, 5448860), (4062535, 4403384)]