74447080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109481}}^1$

素因数の和:109509

約数の個数: 32

約数和(自身を含む): 177360840

約数和(自身を除く): 102913760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 109481, 218962, 437924, 547405, 875848, 1094810, 1861177, 2189620, 3722354, 4379240, 7444708, 9305885, 14889416, 18611770, 37223540, 74447080]

約数ペア:

[(1, 74447080), (2, 37223540), (4, 18611770), (5, 14889416), (8, 9305885), (10, 7444708), (17, 4379240), (20, 3722354), (34, 2189620), (40, 1861177), (68, 1094810), (85, 875848), (136, 547405), (170, 437924), (340, 218962), (680, 109481)]