40366664

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 83283300

約数和(自身を除く): 42916636

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 169, 292, 338, 409, 584, 676, 818, 949, 1352, 1636, 1898, 3272, 3796, 5317, 7592, 10634, 12337, 21268, 24674, 29857, 42536, 49348, 59714, 69121, 98696, 119428, 138242, 238856, 276484, 388141, 552968, 776282, 1552564, 3105128, 5045833, 10091666, 20183332, 40366664]

約数ペア:

[(1, 40366664), (2, 20183332), (4, 10091666), (8, 5045833), (13, 3105128), (26, 1552564), (52, 776282), (73, 552968), (104, 388141), (146, 276484), (169, 238856), (292, 138242), (338, 119428), (409, 98696), (584, 69121), (676, 59714), (818, 49348), (949, 42536), (1352, 29857), (1636, 24674), (1898, 21268), (3272, 12337), (3796, 10634), (5317, 7592)]