8306740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 19248768

約数和(自身を除く): 10942028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 743, 860, 1118, 1486, 2236, 2795, 2972, 3715, 5590, 7430, 9659, 11180, 14860, 19318, 31949, 38636, 48295, 63898, 96590, 127796, 159745, 193180, 319490, 415337, 638980, 830674, 1661348, 2076685, 4153370, 8306740]

約数ペア:

[(1, 8306740), (2, 4153370), (4, 2076685), (5, 1661348), (10, 830674), (13, 638980), (20, 415337), (26, 319490), (43, 193180), (52, 159745), (65, 127796), (86, 96590), (130, 63898), (172, 48295), (215, 38636), (260, 31949), (430, 19318), (559, 14860), (743, 11180), (860, 9659), (1118, 7430), (1486, 5590), (2236, 3715), (2795, 2972)]