20163763220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{344209}}^1$

素因数の和:344348

約数の個数: 48

約数和(自身を含む): 44237869200

約数和(自身を除く): 24074105980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 1010, 2020, 2929, 5858, 11716, 14645, 29290, 58580, 344209, 688418, 1376836, 1721045, 3442090, 6884180, 9982061, 19964122, 34765109, 39928244, 49910305, 69530218, 99820610, 139060436, 173825545, 199641220, 347651090, 695302180, 1008188161, 2016376322, 4032752644, 5040940805, 10081881610, 20163763220]

約数ペア:

[(1, 20163763220), (2, 10081881610), (4, 5040940805), (5, 4032752644), (10, 2016376322), (20, 1008188161), (29, 695302180), (58, 347651090), (101, 199641220), (116, 173825545), (145, 139060436), (202, 99820610), (290, 69530218), (404, 49910305), (505, 39928244), (580, 34765109), (1010, 19964122), (2020, 9982061), (2929, 6884180), (5858, 3442090), (11716, 1721045), (14645, 1376836), (29290, 688418), (58580, 344209)]