1238227220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{18553}}^1$

素因数の和:18680

約数の個数: 48

約数和(自身を含む): 2693150208

約数和(自身を除く): 1454922988

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 3337, 6674, 13348, 16685, 18553, 33370, 37106, 66740, 74212, 92765, 185530, 371060, 871991, 1317263, 1743982, 2634526, 3487964, 4359955, 5269052, 6586315, 8719910, 13172630, 17439820, 26345260, 61911361, 123822722, 247645444, 309556805, 619113610, 1238227220]

約数ペア:

[(1, 1238227220), (2, 619113610), (4, 309556805), (5, 247645444), (10, 123822722), (20, 61911361), (47, 26345260), (71, 17439820), (94, 13172630), (142, 8719910), (188, 6586315), (235, 5269052), (284, 4359955), (355, 3487964), (470, 2634526), (710, 1743982), (940, 1317263), (1420, 871991), (3337, 371060), (6674, 185530), (13348, 92765), (16685, 74212), (18553, 66740), (33370, 37106)]