207636820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{142217}}^1$

素因数の和:142299

約数の個数: 24

約数和(自身を含む): 442013544

約数和(自身を除く): 234376724

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 142217, 284434, 568868, 711085, 1422170, 2844340, 10381841, 20763682, 41527364, 51909205, 103818410, 207636820]

約数ペア:

[(1, 207636820), (2, 103818410), (4, 51909205), (5, 41527364), (10, 20763682), (20, 10381841), (73, 2844340), (146, 1422170), (292, 711085), (365, 568868), (730, 284434), (1460, 142217)]