55990820

素因数分解:

$2^2\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{1753}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 117721464

約数和(自身を除く): 61730644

約数列:

[1, 2, 4, 5, 10, 20, 1597, 1753, 3194, 3506, 6388, 7012, 7985, 8765, 15970, 17530, 31940, 35060, 2799541, 5599082, 11198164, 13997705, 27995410, 55990820]

約数ペア:

[(1, 55990820), (2, 27995410), (4, 13997705), (5, 11198164), (10, 5599082), (20, 2799541), (1597, 35060), (1753, 31940), (3194, 17530), (3506, 15970), (6388, 8765), (7012, 7985)]