104979220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 227153808

約数和(自身を除く): 122174588

約数列:

[1, 2, 4, 5, 10, 20, 53, 97, 106, 194, 212, 265, 388, 485, 530, 970, 1021, 1060, 1940, 2042, 4084, 5105, 5141, 10210, 10282, 20420, 20564, 25705, 51410, 54113, 99037, 102820, 108226, 198074, 216452, 270565, 396148, 495185, 541130, 990370, 1082260, 1980740, 5248961, 10497922, 20995844, 26244805, 52489610, 104979220]

約数ペア:

[(1, 104979220), (2, 52489610), (4, 26244805), (5, 20995844), (10, 10497922), (20, 5248961), (53, 1980740), (97, 1082260), (106, 990370), (194, 541130), (212, 495185), (265, 396148), (388, 270565), (485, 216452), (530, 198074), (970, 108226), (1021, 102820), (1060, 99037), (1940, 54113), (2042, 51410), (4084, 25705), (5105, 20564), (5141, 20420), (10210, 10282)]