1994720

素因数分解:

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

素因数の和:172

約数の個数: 96

約数和(自身を含む): 5842368

約数和(自身を除く): 3847648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 137, 140, 160, 182, 208, 224, 260, 274, 280, 364, 416, 455, 520, 548, 560, 685, 728, 910, 959, 1040, 1096, 1120, 1370, 1456, 1781, 1820, 1918, 2080, 2192, 2740, 2912, 3562, 3640, 3836, 4384, 4795, 5480, 7124, 7280, 7672, 8905, 9590, 10960, 12467, 14248, 14560, 15344, 17810, 19180, 21920, 24934, 28496, 30688, 35620, 38360, 49868, 56992, 62335, 71240, 76720, 99736, 124670, 142480, 153440, 199472, 249340, 284960, 398944, 498680, 997360, 1994720]

約数ペア:

[(1, 1994720), (2, 997360), (4, 498680), (5, 398944), (7, 284960), (8, 249340), (10, 199472), (13, 153440), (14, 142480), (16, 124670), (20, 99736), (26, 76720), (28, 71240), (32, 62335), (35, 56992), (40, 49868), (52, 38360), (56, 35620), (65, 30688), (70, 28496), (80, 24934), (91, 21920), (104, 19180), (112, 17810), (130, 15344), (137, 14560), (140, 14248), (160, 12467), (182, 10960), (208, 9590), (224, 8905), (260, 7672), (274, 7280), (280, 7124), (364, 5480), (416, 4795), (455, 4384), (520, 3836), (548, 3640), (560, 3562), (685, 2912), (728, 2740), (910, 2192), (959, 2080), (1040, 1918), (1096, 1820), (1120, 1781), (1370, 1456)]