20231440220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12804709}}^1$

素因数の和:12804797

約数の個数: 24

約数和(自身を含む): 43023825600

約数和(自身を除く): 22792385380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 12804709, 25609418, 51218836, 64023545, 128047090, 256094180, 1011572011, 2023144022, 4046288044, 5057860055, 10115720110, 20231440220]

約数ペア:

[(1, 20231440220), (2, 10115720110), (4, 5057860055), (5, 4046288044), (10, 2023144022), (20, 1011572011), (79, 256094180), (158, 128047090), (316, 64023545), (395, 51218836), (790, 25609418), (1580, 12804709)]