711440140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{90977}}^1$

素因数の和:91026

約数の個数: 48

約数和(自身を含む): 1650704832

約数和(自身を除く): 939264692

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 90977, 181954, 363908, 454885, 909770, 1546609, 1819540, 2092471, 3093218, 4184942, 6186436, 7733045, 8369884, 10462355, 15466090, 20924710, 30932180, 35572007, 41849420, 71144014, 142288028, 177860035, 355720070, 711440140]

約数ペア:

[(1, 711440140), (2, 355720070), (4, 177860035), (5, 142288028), (10, 71144014), (17, 41849420), (20, 35572007), (23, 30932180), (34, 20924710), (46, 15466090), (68, 10462355), (85, 8369884), (92, 7733045), (115, 6186436), (170, 4184942), (230, 3093218), (340, 2092471), (391, 1819540), (460, 1546609), (782, 909770), (1564, 454885), (1955, 363908), (3910, 181954), (7820, 90977)]