71396360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254987}}^1$

素因数の和:255005

約数の個数: 32

約数和(自身を含む): 183591360

約数和(自身を除く): 112195000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254987, 509974, 1019948, 1274935, 1784909, 2039896, 2549870, 3569818, 5099740, 7139636, 8924545, 10199480, 14279272, 17849090, 35698180, 71396360]

約数ペア:

[(1, 71396360), (2, 35698180), (4, 17849090), (5, 14279272), (7, 10199480), (8, 8924545), (10, 7139636), (14, 5099740), (20, 3569818), (28, 2549870), (35, 2039896), (40, 1784909), (56, 1274935), (70, 1019948), (140, 509974), (280, 254987)]