2064068690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 3849120000

約数和(自身を除く): 1785051310

約数列:

[1, 2, 5, 10, 71, 109, 142, 149, 179, 218, 298, 355, 358, 545, 710, 745, 895, 1090, 1490, 1790, 7739, 10579, 12709, 15478, 16241, 19511, 21158, 25418, 26671, 32482, 38695, 39022, 52895, 53342, 63545, 77390, 81205, 97555, 105790, 127090, 133355, 162410, 195110, 266710, 1153111, 1385281, 1893641, 2306222, 2770562, 2907139, 3787282, 5765555, 5814278, 6926405, 9468205, 11531110, 13852810, 14535695, 18936410, 29071390, 206406869, 412813738, 1032034345, 2064068690]

約数ペア:

[(1, 2064068690), (2, 1032034345), (5, 412813738), (10, 206406869), (71, 29071390), (109, 18936410), (142, 14535695), (149, 13852810), (179, 11531110), (218, 9468205), (298, 6926405), (355, 5814278), (358, 5765555), (545, 3787282), (710, 2907139), (745, 2770562), (895, 2306222), (1090, 1893641), (1490, 1385281), (1790, 1153111), (7739, 266710), (10579, 195110), (12709, 162410), (15478, 133355), (16241, 127090), (19511, 105790), (21158, 97555), (25418, 81205), (26671, 77390), (32482, 63545), (38695, 53342), (39022, 52895)]