156968620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{28961}}^1$

素因数の和:29241

約数の個数: 24

約数和(自身を含む): 330861888

約数和(自身を除く): 173893268

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 28961, 57922, 115844, 144805, 289610, 579220, 7848431, 15696862, 31393724, 39242155, 78484310, 156968620]

約数ペア:

[(1, 156968620), (2, 78484310), (4, 39242155), (5, 31393724), (10, 15696862), (20, 7848431), (271, 579220), (542, 289610), (1084, 144805), (1355, 115844), (2710, 57922), (5420, 28961)]