43785140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2099}}^1$

素因数の和:2264

約数の個数: 48

約数和(自身を含む): 105840000

約数和(自身を除く): 62054860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2099, 2980, 4172, 4198, 5215, 8396, 10430, 10495, 14693, 20860, 20990, 29386, 41980, 58772, 73465, 146930, 293860, 312751, 625502, 1251004, 1563755, 2189257, 3127510, 4378514, 6255020, 8757028, 10946285, 21892570, 43785140]

約数ペア:

[(1, 43785140), (2, 21892570), (4, 10946285), (5, 8757028), (7, 6255020), (10, 4378514), (14, 3127510), (20, 2189257), (28, 1563755), (35, 1251004), (70, 625502), (140, 312751), (149, 293860), (298, 146930), (596, 73465), (745, 58772), (1043, 41980), (1490, 29386), (2086, 20990), (2099, 20860), (2980, 14693), (4172, 10495), (4198, 10430), (5215, 8396)]