156964214620

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{4194661}}^1$

素因数の和:4196541

約数の個数: 24

約数和(自身を含む): 329801105088

約数和(自身を除く): 172836890468

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3742, 7484, 9355, 18710, 37420, 4194661, 8389322, 16778644, 20973305, 41946610, 83893220, 7848210731, 15696421462, 31392842924, 39241053655, 78482107310, 156964214620]

約数ペア:

[(1, 156964214620), (2, 78482107310), (4, 39241053655), (5, 31392842924), (10, 15696421462), (20, 7848210731), (1871, 83893220), (3742, 41946610), (7484, 20973305), (9355, 16778644), (18710, 8389322), (37420, 4194661)]