120248840

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{17377}}^1$

素因数の和:17561

約数の個数: 32

約数和(自身を含む): 272139480

約数和(自身を除く): 151890640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 17377, 34754, 69508, 86885, 139016, 173770, 347540, 695080, 3006221, 6012442, 12024884, 15031105, 24049768, 30062210, 60124420, 120248840]

約数ペア:

[(1, 120248840), (2, 60124420), (4, 30062210), (5, 24049768), (8, 15031105), (10, 12024884), (20, 6012442), (40, 3006221), (173, 695080), (346, 347540), (692, 173770), (865, 139016), (1384, 86885), (1730, 69508), (3460, 34754), (6920, 17377)]