72458120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{258779}}^1$

素因数の和:258797

約数の個数: 32

約数和(自身を含む): 186321600

約数和(自身を除く): 113863480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 258779, 517558, 1035116, 1293895, 1811453, 2070232, 2587790, 3622906, 5175580, 7245812, 9057265, 10351160, 14491624, 18114530, 36229060, 72458120]

約数ペア:

[(1, 72458120), (2, 36229060), (4, 18114530), (5, 14491624), (7, 10351160), (8, 9057265), (10, 7245812), (14, 5175580), (20, 3622906), (28, 2587790), (35, 2070232), (40, 1811453), (56, 1293895), (70, 1035116), (140, 517558), (280, 258779)]