2974804540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1\times {\mathrm{6971}}^1$

素因数の和:8122

約数の個数: 48

約数和(自身を含む): 6582683520

約数和(自身を除く): 3607878980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1123, 2246, 4492, 5615, 6971, 11230, 13942, 21337, 22460, 27884, 34855, 42674, 69710, 85348, 106685, 132449, 139420, 213370, 264898, 426740, 529796, 662245, 1324490, 2648980, 7828433, 15656866, 31313732, 39142165, 78284330, 148740227, 156568660, 297480454, 594960908, 743701135, 1487402270, 2974804540]

約数ペア:

[(1, 2974804540), (2, 1487402270), (4, 743701135), (5, 594960908), (10, 297480454), (19, 156568660), (20, 148740227), (38, 78284330), (76, 39142165), (95, 31313732), (190, 15656866), (380, 7828433), (1123, 2648980), (2246, 1324490), (4492, 662245), (5615, 529796), (6971, 426740), (11230, 264898), (13942, 213370), (21337, 139420), (22460, 132449), (27884, 106685), (34855, 85348), (42674, 69710)]