2453204540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{28387}}^1$

素因数の和:28574

約数の個数: 48

約数和(自身を含む): 5365332000

約数和(自身を除く): 2912127460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 745, 1490, 2980, 4321, 8642, 17284, 21605, 28387, 43210, 56774, 86420, 113548, 141935, 283870, 567740, 823223, 1646446, 3292892, 4116115, 4229663, 8232230, 8459326, 16464460, 16918652, 21148315, 42296630, 84593260, 122660227, 245320454, 490640908, 613301135, 1226602270, 2453204540]

約数ペア:

[(1, 2453204540), (2, 1226602270), (4, 613301135), (5, 490640908), (10, 245320454), (20, 122660227), (29, 84593260), (58, 42296630), (116, 21148315), (145, 16918652), (149, 16464460), (290, 8459326), (298, 8232230), (580, 4229663), (596, 4116115), (745, 3292892), (1490, 1646446), (2980, 823223), (4321, 567740), (8642, 283870), (17284, 141935), (21605, 113548), (28387, 86420), (43210, 56774)]