15939670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 32

約数和(自身を含む): 30919680

約数和(自身を除く): 14980010

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 1951, 3902, 4085, 8170, 9755, 19510, 37069, 74138, 83893, 167786, 185345, 370690, 419465, 838930, 1593967, 3187934, 7969835, 15939670]

約数ペア:

[(1, 15939670), (2, 7969835), (5, 3187934), (10, 1593967), (19, 838930), (38, 419465), (43, 370690), (86, 185345), (95, 167786), (190, 83893), (215, 74138), (430, 37069), (817, 19510), (1634, 9755), (1951, 8170), (3902, 4085)]