2019923380

素因数分解:

$2^2\times 5^1\times {\mathrm{2683}}^1\times {\mathrm{37643}}^1$

素因数の和:40335

約数の個数: 24

約数和(自身を含む): 4243532832

約数和(自身を除く): 2223609452

約数列:

[1, 2, 4, 5, 10, 20, 2683, 5366, 10732, 13415, 26830, 37643, 53660, 75286, 150572, 188215, 376430, 752860, 100996169, 201992338, 403984676, 504980845, 1009961690, 2019923380]

約数ペア:

[(1, 2019923380), (2, 1009961690), (4, 504980845), (5, 403984676), (10, 201992338), (20, 100996169), (2683, 752860), (5366, 376430), (10732, 188215), (13415, 150572), (26830, 75286), (37643, 53660)]