20326530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2311

約数の個数: 64

約数和(自身を含む): 57074688

約数和(自身を除く): 36748158

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 2251, 3010, 4502, 4515, 6753, 9030, 11255, 13506, 15757, 22510, 31514, 33765, 47271, 67530, 78785, 94542, 96793, 157570, 193586, 236355, 290379, 472710, 483965, 580758, 677551, 967930, 1355102, 1451895, 2032653, 2903790, 3387755, 4065306, 6775510, 10163265, 20326530]

約数ペア:

[(1, 20326530), (2, 10163265), (3, 6775510), (5, 4065306), (6, 3387755), (7, 2903790), (10, 2032653), (14, 1451895), (15, 1355102), (21, 967930), (30, 677551), (35, 580758), (42, 483965), (43, 472710), (70, 290379), (86, 236355), (105, 193586), (129, 157570), (210, 96793), (215, 94542), (258, 78785), (301, 67530), (430, 47271), (602, 33765), (645, 31514), (903, 22510), (1290, 15757), (1505, 13506), (1806, 11255), (2251, 9030), (3010, 6753), (4502, 4515)]