1640335715620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21401}}^1\times {\mathrm{547483}}^1$

素因数の和:568900

約数の個数: 48

約数和(自身を含む): 3936996862848

約数和(自身を除く): 2296661147228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21401, 42802, 85604, 107005, 149807, 214010, 299614, 428020, 547483, 599228, 749035, 1094966, 1498070, 2189932, 2737415, 2996140, 3832381, 5474830, 7664762, 10949660, 15329524, 19161905, 38323810, 76647620, 11716683683, 23433367366, 46866734732, 58583418415, 82016785781, 117166836830, 164033571562, 234333673660, 328067143124, 410083928905, 820167857810, 1640335715620]

約数ペア:

[(1, 1640335715620), (2, 820167857810), (4, 410083928905), (5, 328067143124), (7, 234333673660), (10, 164033571562), (14, 117166836830), (20, 82016785781), (28, 58583418415), (35, 46866734732), (70, 23433367366), (140, 11716683683), (21401, 76647620), (42802, 38323810), (85604, 19161905), (107005, 15329524), (149807, 10949660), (214010, 7664762), (299614, 5474830), (428020, 3832381), (547483, 2996140), (599228, 2737415), (749035, 2189932), (1094966, 1498070)]