997360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 2874816

約数和(自身を除く): 1877456

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 137, 140, 182, 208, 260, 274, 280, 364, 455, 520, 548, 560, 685, 728, 910, 959, 1040, 1096, 1370, 1456, 1781, 1820, 1918, 2192, 2740, 3562, 3640, 3836, 4795, 5480, 7124, 7280, 7672, 8905, 9590, 10960, 12467, 14248, 15344, 17810, 19180, 24934, 28496, 35620, 38360, 49868, 62335, 71240, 76720, 99736, 124670, 142480, 199472, 249340, 498680, 997360]

約数ペア:

[(1, 997360), (2, 498680), (4, 249340), (5, 199472), (7, 142480), (8, 124670), (10, 99736), (13, 76720), (14, 71240), (16, 62335), (20, 49868), (26, 38360), (28, 35620), (35, 28496), (40, 24934), (52, 19180), (56, 17810), (65, 15344), (70, 14248), (80, 12467), (91, 10960), (104, 9590), (112, 8905), (130, 7672), (137, 7280), (140, 7124), (182, 5480), (208, 4795), (260, 3836), (274, 3640), (280, 3562), (364, 2740), (455, 2192), (520, 1918), (548, 1820), (560, 1781), (685, 1456), (728, 1370), (910, 1096), (959, 1040)]