1920810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1542

約数の個数: 32

約数和(自身を含む): 4720320

約数和(自身を除く): 2799510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 1489, 2978, 4467, 7445, 8934, 14890, 22335, 44670, 64027, 128054, 192081, 320135, 384162, 640270, 960405, 1920810]

約数ペア:

[(1, 1920810), (2, 960405), (3, 640270), (5, 384162), (6, 320135), (10, 192081), (15, 128054), (30, 64027), (43, 44670), (86, 22335), (129, 14890), (215, 8934), (258, 7445), (430, 4467), (645, 2978), (1290, 1489)]