2973580

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 6290928

約数和(自身を除く): 3317348

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 947, 1570, 1894, 3140, 3788, 4735, 9470, 18940, 148679, 297358, 594716, 743395, 1486790, 2973580]

約数ペア:

[(1, 2973580), (2, 1486790), (4, 743395), (5, 594716), (10, 297358), (20, 148679), (157, 18940), (314, 9470), (628, 4735), (785, 3788), (947, 3140), (1570, 1894)]