297179620

素因数分解:

$2^2\times 5^1\times {\mathrm{3361}}^1\times {\mathrm{4421}}^1$

素因数の和:7791

約数の個数: 24

約数和(自身を含む): 624404088

約数和(自身を除く): 327224468

約数列:

[1, 2, 4, 5, 10, 20, 3361, 4421, 6722, 8842, 13444, 16805, 17684, 22105, 33610, 44210, 67220, 88420, 14858981, 29717962, 59435924, 74294905, 148589810, 297179620]

約数ペア:

[(1, 297179620), (2, 148589810), (4, 74294905), (5, 59435924), (10, 29717962), (20, 14858981), (3361, 88420), (4421, 67220), (6722, 44210), (8842, 33610), (13444, 22105), (16805, 17684)]