27999680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5147}}^1$

素因数の和:5181

約数の個数: 56

約数和(自身を含む): 70609968

約数和(自身を除く): 42610288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5147, 5440, 10294, 20588, 25735, 41176, 51470, 82352, 87499, 102940, 164704, 174998, 205880, 329408, 349996, 411760, 437495, 699992, 823520, 874990, 1399984, 1647040, 1749980, 2799968, 3499960, 5599936, 6999920, 13999840, 27999680]

約数ペア:

[(1, 27999680), (2, 13999840), (4, 6999920), (5, 5599936), (8, 3499960), (10, 2799968), (16, 1749980), (17, 1647040), (20, 1399984), (32, 874990), (34, 823520), (40, 699992), (64, 437495), (68, 411760), (80, 349996), (85, 329408), (136, 205880), (160, 174998), (170, 164704), (272, 102940), (320, 87499), (340, 82352), (544, 51470), (680, 41176), (1088, 25735), (1360, 20588), (2720, 10294), (5147, 5440)]