30019340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115459}}^1$

素因数の和:115481

約数の個数: 24

約数和(自身を含む): 67890480

約数和(自身を除く): 37871140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 115459, 230918, 461836, 577295, 1154590, 1500967, 2309180, 3001934, 6003868, 7504835, 15009670, 30019340]

約数ペア:

[(1, 30019340), (2, 15009670), (4, 7504835), (5, 6003868), (10, 3001934), (13, 2309180), (20, 1500967), (26, 1154590), (52, 577295), (65, 461836), (130, 230918), (260, 115459)]