488715640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{40591}}^1$

素因数の和:40652

約数の個数: 64

約数和(自身を含む): 1285954560

約数和(自身を除く): 797238920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 40591, 81182, 162364, 202955, 284137, 324728, 405910, 568274, 811820, 1136548, 1420685, 1623640, 1745413, 2273096, 2841370, 3490826, 5682740, 6981652, 8727065, 11365480, 12217891, 13963304, 17454130, 24435782, 34908260, 48871564, 61089455, 69816520, 97743128, 122178910, 244357820, 488715640]

約数ペア:

[(1, 488715640), (2, 244357820), (4, 122178910), (5, 97743128), (7, 69816520), (8, 61089455), (10, 48871564), (14, 34908260), (20, 24435782), (28, 17454130), (35, 13963304), (40, 12217891), (43, 11365480), (56, 8727065), (70, 6981652), (86, 5682740), (140, 3490826), (172, 2841370), (215, 2273096), (280, 1745413), (301, 1623640), (344, 1420685), (430, 1136548), (602, 811820), (860, 568274), (1204, 405910), (1505, 324728), (1720, 284137), (2408, 202955), (3010, 162364), (6020, 81182), (12040, 40591)]