201856420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{89317}}^1$

素因数の和:89439

約数の個数: 24

約数和(自身を含む): 427654584

約数和(自身を除く): 225798164

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 89317, 178634, 357268, 446585, 893170, 1786340, 10092821, 20185642, 40371284, 50464105, 100928210, 201856420]

約数ペア:

[(1, 201856420), (2, 100928210), (4, 50464105), (5, 40371284), (10, 20185642), (20, 10092821), (113, 1786340), (226, 893170), (452, 446585), (565, 357268), (1130, 178634), (2260, 89317)]