39922480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1669}}^1$

素因数の和:1718

約数の個数: 80

約数和(自身を含む): 104368320

約数和(自身を除く): 64445840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1669, 1840, 2392, 2990, 3338, 4784, 5980, 6676, 8345, 11960, 13352, 16690, 21697, 23920, 26704, 33380, 38387, 43394, 66760, 76774, 86788, 108485, 133520, 153548, 173576, 191935, 216970, 307096, 347152, 383870, 433940, 499031, 614192, 767740, 867880, 998062, 1535480, 1735760, 1996124, 2495155, 3070960, 3992248, 4990310, 7984496, 9980620, 19961240, 39922480]

約数ペア:

[(1, 39922480), (2, 19961240), (4, 9980620), (5, 7984496), (8, 4990310), (10, 3992248), (13, 3070960), (16, 2495155), (20, 1996124), (23, 1735760), (26, 1535480), (40, 998062), (46, 867880), (52, 767740), (65, 614192), (80, 499031), (92, 433940), (104, 383870), (115, 347152), (130, 307096), (184, 216970), (208, 191935), (230, 173576), (260, 153548), (299, 133520), (368, 108485), (460, 86788), (520, 76774), (598, 66760), (920, 43394), (1040, 38387), (1196, 33380), (1495, 26704), (1669, 23920), (1840, 21697), (2392, 16690), (2990, 13352), (3338, 11960), (4784, 8345), (5980, 6676)]