12112880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 31977120

約数和(自身を除く): 19864240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 613, 760, 988, 1040, 1226, 1235, 1520, 1976, 2452, 2470, 3065, 3952, 4904, 4940, 6130, 7969, 9808, 9880, 11647, 12260, 15938, 19760, 23294, 24520, 31876, 39845, 46588, 49040, 58235, 63752, 79690, 93176, 116470, 127504, 151411, 159380, 186352, 232940, 302822, 318760, 465880, 605644, 637520, 757055, 931760, 1211288, 1514110, 2422576, 3028220, 6056440, 12112880]

約数ペア:

[(1, 12112880), (2, 6056440), (4, 3028220), (5, 2422576), (8, 1514110), (10, 1211288), (13, 931760), (16, 757055), (19, 637520), (20, 605644), (26, 465880), (38, 318760), (40, 302822), (52, 232940), (65, 186352), (76, 159380), (80, 151411), (95, 127504), (104, 116470), (130, 93176), (152, 79690), (190, 63752), (208, 58235), (247, 49040), (260, 46588), (304, 39845), (380, 31876), (494, 24520), (520, 23294), (613, 19760), (760, 15938), (988, 12260), (1040, 11647), (1226, 9880), (1235, 9808), (1520, 7969), (1976, 6130), (2452, 4940), (2470, 4904), (3065, 3952)]