200080220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{434957}}^1$

素因数の和:434989

約数の個数: 24

約数和(自身を含む): 438437664

約数和(自身を除く): 238357444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 434957, 869914, 1739828, 2174785, 4349570, 8699140, 10004011, 20008022, 40016044, 50020055, 100040110, 200080220]

約数ペア:

[(1, 200080220), (2, 100040110), (4, 50020055), (5, 40016044), (10, 20008022), (20, 10004011), (23, 8699140), (46, 4349570), (92, 2174785), (115, 1739828), (230, 869914), (460, 434957)]