12978080

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2797}}^1$

素因数の和:2841

約数の個数: 48

約数和(自身を含む): 31729320

約数和(自身を除く): 18751240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 2797, 4640, 5594, 11188, 13985, 22376, 27970, 44752, 55940, 81113, 89504, 111880, 162226, 223760, 324452, 405565, 447520, 648904, 811130, 1297808, 1622260, 2595616, 3244520, 6489040, 12978080]

約数ペア:

[(1, 12978080), (2, 6489040), (4, 3244520), (5, 2595616), (8, 1622260), (10, 1297808), (16, 811130), (20, 648904), (29, 447520), (32, 405565), (40, 324452), (58, 223760), (80, 162226), (116, 111880), (145, 89504), (160, 81113), (232, 55940), (290, 44752), (464, 27970), (580, 22376), (928, 13985), (1160, 11188), (2320, 5594), (2797, 4640)]