482780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 1028160

約数和(自身を除く): 545380

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 239, 404, 478, 505, 956, 1010, 1195, 2020, 2390, 4780, 24139, 48278, 96556, 120695, 241390, 482780]

約数ペア:

[(1, 482780), (2, 241390), (4, 120695), (5, 96556), (10, 48278), (20, 24139), (101, 4780), (202, 2390), (239, 2020), (404, 1195), (478, 1010), (505, 956)]