15024820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2081}}^1$

素因数の和:2128

約数の個数: 36

約数和(自身を含む): 33316164

約数和(自身を除く): 18291344

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 2081, 3610, 4162, 7220, 8324, 10405, 20810, 39539, 41620, 79078, 158156, 197695, 395390, 751241, 790780, 1502482, 3004964, 3756205, 7512410, 15024820]

約数ペア:

[(1, 15024820), (2, 7512410), (4, 3756205), (5, 3004964), (10, 1502482), (19, 790780), (20, 751241), (38, 395390), (76, 197695), (95, 158156), (190, 79078), (361, 41620), (380, 39539), (722, 20810), (1444, 10405), (1805, 8324), (2081, 7220), (3610, 4162)]