1333876820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1\times {\mathrm{1069}}^1$

素因数の和:1868

約数の個数: 48

約数和(自身を含む): 2839309200

約数和(自身を除く): 1505432380

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 701, 890, 1069, 1402, 1780, 2138, 2804, 3505, 4276, 5345, 7010, 10690, 14020, 21380, 62389, 95141, 124778, 190282, 249556, 311945, 380564, 475705, 623890, 749369, 951410, 1247780, 1498738, 1902820, 2997476, 3746845, 7493690, 14987380, 66693841, 133387682, 266775364, 333469205, 666938410, 1333876820]

約数ペア:

[(1, 1333876820), (2, 666938410), (4, 333469205), (5, 266775364), (10, 133387682), (20, 66693841), (89, 14987380), (178, 7493690), (356, 3746845), (445, 2997476), (701, 1902820), (890, 1498738), (1069, 1247780), (1402, 951410), (1780, 749369), (2138, 623890), (2804, 475705), (3505, 380564), (4276, 311945), (5345, 249556), (7010, 190282), (10690, 124778), (14020, 95141), (21380, 62389)]