15691680820

素因数分解:

$2^2\times 5^1\times {\mathrm{7477}}^1\times {\mathrm{104933}}^1$

素因数の和:112419

約数の個数: 24

約数和(自身を含む): 32957250984

約数和(自身を除く): 17265570164

約数列:

[1, 2, 4, 5, 10, 20, 7477, 14954, 29908, 37385, 74770, 104933, 149540, 209866, 419732, 524665, 1049330, 2098660, 784584041, 1569168082, 3138336164, 3922920205, 7845840410, 15691680820]

約数ペア:

[(1, 15691680820), (2, 7845840410), (4, 3922920205), (5, 3138336164), (10, 1569168082), (20, 784584041), (7477, 2098660), (14954, 1049330), (29908, 524665), (37385, 419732), (74770, 209866), (104933, 149540)]