201650440

素因数分解:

$2^3\times 5^1\times {\mathrm{5041261}}^1$

素因数の和:5041272

約数の個数: 16

約数和(自身を含む): 453713580

約数和(自身を除く): 252063140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5041261, 10082522, 20165044, 25206305, 40330088, 50412610, 100825220, 201650440]

約数ペア:

[(1, 201650440), (2, 100825220), (4, 50412610), (5, 40330088), (8, 25206305), (10, 20165044), (20, 10082522), (40, 5041261)]