551323240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1060237}}^1$

素因数の和:1060261

約数の個数: 32

約数和(自身を含む): 1335899880

約数和(自身を除く): 784576640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1060237, 2120474, 4240948, 5301185, 8481896, 10602370, 13783081, 21204740, 27566162, 42409480, 55132324, 68915405, 110264648, 137830810, 275661620, 551323240]

約数ペア:

[(1, 551323240), (2, 275661620), (4, 137830810), (5, 110264648), (8, 68915405), (10, 55132324), (13, 42409480), (20, 27566162), (26, 21204740), (40, 13783081), (52, 10602370), (65, 8481896), (104, 5301185), (130, 4240948), (260, 2120474), (520, 1060237)]