20234780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4457}}^1$

素因数の和:4693

約数の個数: 24

約数和(自身を含む): 42689808

約数和(自身を除く): 22455028

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4457, 4540, 8914, 17828, 22285, 44570, 89140, 1011739, 2023478, 4046956, 5058695, 10117390, 20234780]

約数ペア:

[(1, 20234780), (2, 10117390), (4, 5058695), (5, 4046956), (10, 2023478), (20, 1011739), (227, 89140), (454, 44570), (908, 22285), (1135, 17828), (2270, 8914), (4457, 4540)]