89441380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2081}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 215462016

約数和(自身を除く): 126020636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 1228, 1535, 2081, 2149, 3070, 4162, 4298, 6140, 8324, 8596, 10405, 10745, 14567, 20810, 21490, 29134, 41620, 42980, 58268, 72835, 145670, 291340, 638867, 1277734, 2555468, 3194335, 4472069, 6388670, 8944138, 12777340, 17888276, 22360345, 44720690, 89441380]

約数ペア:

[(1, 89441380), (2, 44720690), (4, 22360345), (5, 17888276), (7, 12777340), (10, 8944138), (14, 6388670), (20, 4472069), (28, 3194335), (35, 2555468), (70, 1277734), (140, 638867), (307, 291340), (614, 145670), (1228, 72835), (1535, 58268), (2081, 42980), (2149, 41620), (3070, 29134), (4162, 21490), (4298, 20810), (6140, 14567), (8324, 10745), (8596, 10405)]