819266980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5851907}}^1$

素因数の和:5851923

約数の個数: 24

約数和(自身を含む): 1966241088

約数和(自身を除く): 1146974108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5851907, 11703814, 23407628, 29259535, 40963349, 58519070, 81926698, 117038140, 163853396, 204816745, 409633490, 819266980]

約数ペア:

[(1, 819266980), (2, 409633490), (4, 204816745), (5, 163853396), (7, 117038140), (10, 81926698), (14, 58519070), (20, 40963349), (28, 29259535), (35, 23407628), (70, 11703814), (140, 5851907)]