42154660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 91087920

約数和(自身を除く): 48933260

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 317, 436, 545, 610, 634, 1090, 1220, 1268, 1585, 2180, 3170, 6340, 6649, 13298, 19337, 26596, 33245, 34553, 38674, 66490, 69106, 77348, 96685, 132980, 138212, 172765, 193370, 345530, 386740, 691060, 2107733, 4215466, 8430932, 10538665, 21077330, 42154660]

約数ペア:

[(1, 42154660), (2, 21077330), (4, 10538665), (5, 8430932), (10, 4215466), (20, 2107733), (61, 691060), (109, 386740), (122, 345530), (218, 193370), (244, 172765), (305, 138212), (317, 132980), (436, 96685), (545, 77348), (610, 69106), (634, 66490), (1090, 38674), (1220, 34553), (1268, 33245), (1585, 26596), (2180, 19337), (3170, 13298), (6340, 6649)]