214271960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{765257}}^1$

素因数の和:765275

約数の個数: 32

約数和(自身を含む): 550985760

約数和(自身を除く): 336713800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 765257, 1530514, 3061028, 3826285, 5356799, 6122056, 7652570, 10713598, 15305140, 21427196, 26783995, 30610280, 42854392, 53567990, 107135980, 214271960]

約数ペア:

[(1, 214271960), (2, 107135980), (4, 53567990), (5, 42854392), (7, 30610280), (8, 26783995), (10, 21427196), (14, 15305140), (20, 10713598), (28, 7652570), (35, 6122056), (40, 5356799), (56, 3826285), (70, 3061028), (140, 1530514), (280, 765257)]