29407880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6871}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 66795840

約数和(自身を除く): 37387960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 6871, 13742, 27484, 34355, 54968, 68710, 137420, 274840, 735197, 1470394, 2940788, 3675985, 5881576, 7351970, 14703940, 29407880]

約数ペア:

[(1, 29407880), (2, 14703940), (4, 7351970), (5, 5881576), (8, 3675985), (10, 2940788), (20, 1470394), (40, 735197), (107, 274840), (214, 137420), (428, 68710), (535, 54968), (856, 34355), (1070, 27484), (2140, 13742), (4280, 6871)]