1729778890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{11351}}^1$

素因数の和:11683

約数の個数: 48

約数和(自身を含む): 3633911424

約数和(自身を除く): 1904132534

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 311, 490, 622, 1555, 2177, 3110, 4354, 10885, 11351, 15239, 21770, 22702, 30478, 56755, 76195, 79457, 113510, 152390, 158914, 397285, 556199, 794570, 1112398, 2780995, 3530161, 5561990, 7060322, 17650805, 24711127, 35301610, 49422254, 123555635, 172977889, 247111270, 345955778, 864889445, 1729778890]

約数ペア:

[(1, 1729778890), (2, 864889445), (5, 345955778), (7, 247111270), (10, 172977889), (14, 123555635), (35, 49422254), (49, 35301610), (70, 24711127), (98, 17650805), (245, 7060322), (311, 5561990), (490, 3530161), (622, 2780995), (1555, 1112398), (2177, 794570), (3110, 556199), (4354, 397285), (10885, 158914), (11351, 152390), (15239, 113510), (21770, 79457), (22702, 76195), (30478, 56755)]