84814520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{302909}}^1$

素因数の和:302927

約数の個数: 32

約数和(自身を含む): 218095200

約数和(自身を除く): 133280680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 302909, 605818, 1211636, 1514545, 2120363, 2423272, 3029090, 4240726, 6058180, 8481452, 10601815, 12116360, 16962904, 21203630, 42407260, 84814520]

約数ペア:

[(1, 84814520), (2, 42407260), (4, 21203630), (5, 16962904), (7, 12116360), (8, 10601815), (10, 8481452), (14, 6058180), (20, 4240726), (28, 3029090), (35, 2423272), (40, 2120363), (56, 1514545), (70, 1211636), (140, 605818), (280, 302909)]