1328045140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{3539}}^1$

素因数の和:4224

約数の個数: 48

約数和(自身を含む): 2890339200

約数和(自身を除く): 1562294060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 647, 1294, 2588, 3235, 3539, 6470, 7078, 12940, 14156, 17695, 18763, 35390, 37526, 70780, 75052, 93815, 102631, 187630, 205262, 375260, 410524, 513155, 1026310, 2052620, 2289733, 4579466, 9158932, 11448665, 22897330, 45794660, 66402257, 132804514, 265609028, 332011285, 664022570, 1328045140]

約数ペア:

[(1, 1328045140), (2, 664022570), (4, 332011285), (5, 265609028), (10, 132804514), (20, 66402257), (29, 45794660), (58, 22897330), (116, 11448665), (145, 9158932), (290, 4579466), (580, 2289733), (647, 2052620), (1294, 1026310), (2588, 513155), (3235, 410524), (3539, 375260), (6470, 205262), (7078, 187630), (12940, 102631), (14156, 93815), (17695, 75052), (18763, 70780), (35390, 37526)]