1330406980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{500153}}^1$

素因数の和:500188

約数の個数: 48

約数和(自身を含む): 3361034880

約数和(自身を除く): 2030627900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 500153, 1000306, 2000612, 2500765, 3501071, 5001530, 7002142, 9502907, 10003060, 14004284, 17505355, 19005814, 35010710, 38011628, 47514535, 66520349, 70021420, 95029070, 133040698, 190058140, 266081396, 332601745, 665203490, 1330406980]

約数ペア:

[(1, 1330406980), (2, 665203490), (4, 332601745), (5, 266081396), (7, 190058140), (10, 133040698), (14, 95029070), (19, 70021420), (20, 66520349), (28, 47514535), (35, 38011628), (38, 35010710), (70, 19005814), (76, 17505355), (95, 14004284), (133, 10003060), (140, 9502907), (190, 7002142), (266, 5001530), (380, 3501071), (532, 2500765), (665, 2000612), (1330, 1000306), (2660, 500153)]