1810361560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5087}}^1$

素因数の和:5177

約数の個数: 128

約数和(自身を含む): 4923555840

約数和(自身を除く): 3113194280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 155, 164, 205, 217, 248, 280, 287, 310, 328, 410, 434, 574, 620, 820, 868, 1085, 1148, 1240, 1271, 1435, 1640, 1736, 2170, 2296, 2542, 2870, 4340, 5084, 5087, 5740, 6355, 8680, 8897, 10168, 10174, 11480, 12710, 17794, 20348, 25420, 25435, 35588, 35609, 40696, 44485, 50840, 50870, 71176, 71218, 88970, 101740, 142436, 157697, 177940, 178045, 203480, 208567, 284872, 315394, 355880, 356090, 417134, 630788, 712180, 788485, 834268, 1042835, 1103879, 1261576, 1424360, 1459969, 1576970, 1668536, 2085670, 2207758, 2919938, 3153940, 4171340, 4415516, 5519395, 5839876, 6307880, 6465577, 7299845, 8342680, 8831032, 11038790, 11679752, 12931154, 14599690, 22077580, 25862308, 29199380, 32327885, 44155160, 45259039, 51724616, 58398760, 64655770, 90518078, 129311540, 181036156, 226295195, 258623080, 362072312, 452590390, 905180780, 1810361560]

約数ペア:

[(1, 1810361560), (2, 905180780), (4, 452590390), (5, 362072312), (7, 258623080), (8, 226295195), (10, 181036156), (14, 129311540), (20, 90518078), (28, 64655770), (31, 58398760), (35, 51724616), (40, 45259039), (41, 44155160), (56, 32327885), (62, 29199380), (70, 25862308), (82, 22077580), (124, 14599690), (140, 12931154), (155, 11679752), (164, 11038790), (205, 8831032), (217, 8342680), (248, 7299845), (280, 6465577), (287, 6307880), (310, 5839876), (328, 5519395), (410, 4415516), (434, 4171340), (574, 3153940), (620, 2919938), (820, 2207758), (868, 2085670), (1085, 1668536), (1148, 1576970), (1240, 1459969), (1271, 1424360), (1435, 1261576), (1640, 1103879), (1736, 1042835), (2170, 834268), (2296, 788485), (2542, 712180), (2870, 630788), (4340, 417134), (5084, 356090), (5087, 355880), (5740, 315394), (6355, 284872), (8680, 208567), (8897, 203480), (10168, 178045), (10174, 177940), (11480, 157697), (12710, 142436), (17794, 101740), (20348, 88970), (25420, 71218), (25435, 71176), (35588, 50870), (35609, 50840), (40696, 44485)]