9439220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 22837248

約数和(自身を除く): 13398028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 353, 382, 706, 764, 955, 1337, 1412, 1765, 1910, 2471, 2674, 3530, 3820, 4942, 5348, 6685, 7060, 9884, 12355, 13370, 24710, 26740, 49420, 67423, 134846, 269692, 337115, 471961, 674230, 943922, 1348460, 1887844, 2359805, 4719610, 9439220]

約数ペア:

[(1, 9439220), (2, 4719610), (4, 2359805), (5, 1887844), (7, 1348460), (10, 943922), (14, 674230), (20, 471961), (28, 337115), (35, 269692), (70, 134846), (140, 67423), (191, 49420), (353, 26740), (382, 24710), (706, 13370), (764, 12355), (955, 9884), (1337, 7060), (1412, 6685), (1765, 5348), (1910, 4942), (2471, 3820), (2674, 3530)]