84326420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{25867}}^1$

素因数の和:26039

約数の個数: 24

約数和(自身を含む): 178178784

約数和(自身を除く): 93852364

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 25867, 51734, 103468, 129335, 258670, 517340, 4216321, 8432642, 16865284, 21081605, 42163210, 84326420]

約数ペア:

[(1, 84326420), (2, 42163210), (4, 21081605), (5, 16865284), (10, 8432642), (20, 4216321), (163, 517340), (326, 258670), (652, 129335), (815, 103468), (1630, 51734), (3260, 25867)]