2012226895

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 2912329728

約数和(自身を除く): 900102833

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 307, 863, 1085, 1519, 1535, 2149, 4315, 6041, 7595, 9517, 10745, 15043, 26753, 30205, 42287, 47585, 66619, 75215, 133765, 187271, 211435, 264941, 333095, 466333, 936355, 1310897, 1324705, 1854587, 2331665, 6554485, 8213171, 9272935, 12982109, 41065855, 57492197, 64910545, 287460985, 402445379, 2012226895]

約数ペア:

[(1, 2012226895), (5, 402445379), (7, 287460985), (31, 64910545), (35, 57492197), (49, 41065855), (155, 12982109), (217, 9272935), (245, 8213171), (307, 6554485), (863, 2331665), (1085, 1854587), (1519, 1324705), (1535, 1310897), (2149, 936355), (4315, 466333), (6041, 333095), (7595, 264941), (9517, 211435), (10745, 187271), (15043, 133765), (26753, 75215), (30205, 66619), (42287, 47585)]