2017495810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{31139}}^1$

素因数の和:31207

約数の個数: 64

約数和(自身を含む): 4304793600

約数和(自身を除く): 2287297790

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 209, 310, 341, 418, 589, 682, 1045, 1178, 1705, 2090, 2945, 3410, 5890, 6479, 12958, 31139, 32395, 62278, 64790, 155695, 311390, 342529, 591641, 685058, 965309, 1183282, 1712645, 1930618, 2958205, 3425290, 4826545, 5916410, 6508051, 9653090, 10618399, 13016102, 18340871, 21236798, 32540255, 36681742, 53091995, 65080510, 91704355, 106183990, 183408710, 201749581, 403499162, 1008747905, 2017495810]

約数ペア:

[(1, 2017495810), (2, 1008747905), (5, 403499162), (10, 201749581), (11, 183408710), (19, 106183990), (22, 91704355), (31, 65080510), (38, 53091995), (55, 36681742), (62, 32540255), (95, 21236798), (110, 18340871), (155, 13016102), (190, 10618399), (209, 9653090), (310, 6508051), (341, 5916410), (418, 4826545), (589, 3425290), (682, 2958205), (1045, 1930618), (1178, 1712645), (1705, 1183282), (2090, 965309), (2945, 685058), (3410, 591641), (5890, 342529), (6479, 311390), (12958, 155695), (31139, 64790), (32395, 62278)]