30281320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{11299}}^1$

素因数の和:11377

約数の個数: 32

約数和(自身を含む): 69156000

約数和(自身を除く): 38874680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 11299, 22598, 45196, 56495, 90392, 112990, 225980, 451960, 757033, 1514066, 3028132, 3785165, 6056264, 7570330, 15140660, 30281320]

約数ペア:

[(1, 30281320), (2, 15140660), (4, 7570330), (5, 6056264), (8, 3785165), (10, 3028132), (20, 1514066), (40, 757033), (67, 451960), (134, 225980), (268, 112990), (335, 90392), (536, 56495), (670, 45196), (1340, 22598), (2680, 11299)]