70270280

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3359}}^1$

素因数の和:3893

約数の個数: 32

約数和(自身を含む): 158457600

約数和(自身を除く): 88187320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 3359, 4184, 5230, 6718, 10460, 13436, 16795, 20920, 26872, 33590, 67180, 134360, 1756757, 3513514, 7027028, 8783785, 14054056, 17567570, 35135140, 70270280]

約数ペア:

[(1, 70270280), (2, 35135140), (4, 17567570), (5, 14054056), (8, 8783785), (10, 7027028), (20, 3513514), (40, 1756757), (523, 134360), (1046, 67180), (2092, 33590), (2615, 26872), (3359, 20920), (4184, 16795), (5230, 13436), (6718, 10460)]