71845420

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{3121}}^1$

素因数の和:4281

約数の個数: 24

約数和(自身を含む): 151054848

約数和(自身を除く): 79209428

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 3121, 4604, 5755, 6242, 11510, 12484, 15605, 23020, 31210, 62420, 3592271, 7184542, 14369084, 17961355, 35922710, 71845420]

約数ペア:

[(1, 71845420), (2, 35922710), (4, 17961355), (5, 14369084), (10, 7184542), (20, 3592271), (1151, 62420), (2302, 31210), (3121, 23020), (4604, 15605), (5755, 12484), (6242, 11510)]