40978190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{929}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 80753760

約数和(自身を除く): 39775570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 929, 1858, 2005, 4010, 4411, 4645, 8822, 9290, 10219, 20438, 22055, 44110, 51095, 102190, 372529, 745058, 1862645, 3725290, 4097819, 8195638, 20489095, 40978190]

約数ペア:

[(1, 40978190), (2, 20489095), (5, 8195638), (10, 4097819), (11, 3725290), (22, 1862645), (55, 745058), (110, 372529), (401, 102190), (802, 51095), (929, 44110), (1858, 22055), (2005, 20438), (4010, 10219), (4411, 9290), (4645, 8822)]