2900980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4679}}^1$

素因数の和:4719

約数の個数: 24

約数和(自身を含む): 6289920

約数和(自身を除く): 3388940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4679, 9358, 18716, 23395, 46790, 93580, 145049, 290098, 580196, 725245, 1450490, 2900980]

約数ペア:

[(1, 2900980), (2, 1450490), (4, 725245), (5, 580196), (10, 290098), (20, 145049), (31, 93580), (62, 46790), (124, 23395), (155, 18716), (310, 9358), (620, 4679)]