1037221820

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{133319}}^1$

素因数の和:133717

約数の個数: 24

約数和(自身を含む): 2183781600

約数和(自身を除く): 1146559780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 133319, 266638, 533276, 666595, 1333190, 2666380, 51861091, 103722182, 207444364, 259305455, 518610910, 1037221820]

約数ペア:

[(1, 1037221820), (2, 518610910), (4, 259305455), (5, 207444364), (10, 103722182), (20, 51861091), (389, 2666380), (778, 1333190), (1556, 666595), (1945, 533276), (3890, 266638), (7780, 133319)]