2018717680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{10957}}^1$

素因数の和:11031

約数の個数: 120

約数和(自身を含む): 5576482368

約数和(自身を除く): 3557764688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 329, 376, 392, 470, 490, 560, 658, 752, 784, 940, 980, 1316, 1645, 1880, 1960, 2303, 2632, 3290, 3760, 3920, 4606, 5264, 6580, 9212, 10957, 11515, 13160, 18424, 21914, 23030, 26320, 36848, 43828, 46060, 54785, 76699, 87656, 92120, 109570, 153398, 175312, 184240, 219140, 306796, 383495, 438280, 514979, 536893, 613592, 766990, 876560, 1029958, 1073786, 1227184, 1533980, 2059916, 2147572, 2574895, 2684465, 3067960, 3604853, 4119832, 4295144, 5149790, 5368930, 6135920, 7209706, 8239664, 8590288, 10299580, 10737860, 14419412, 18024265, 20599160, 21475720, 25233971, 28838824, 36048530, 41198320, 42951440, 50467942, 57677648, 72097060, 100935884, 126169855, 144194120, 201871768, 252339710, 288388240, 403743536, 504679420, 1009358840, 2018717680]

約数ペア:

[(1, 2018717680), (2, 1009358840), (4, 504679420), (5, 403743536), (7, 288388240), (8, 252339710), (10, 201871768), (14, 144194120), (16, 126169855), (20, 100935884), (28, 72097060), (35, 57677648), (40, 50467942), (47, 42951440), (49, 41198320), (56, 36048530), (70, 28838824), (80, 25233971), (94, 21475720), (98, 20599160), (112, 18024265), (140, 14419412), (188, 10737860), (196, 10299580), (235, 8590288), (245, 8239664), (280, 7209706), (329, 6135920), (376, 5368930), (392, 5149790), (470, 4295144), (490, 4119832), (560, 3604853), (658, 3067960), (752, 2684465), (784, 2574895), (940, 2147572), (980, 2059916), (1316, 1533980), (1645, 1227184), (1880, 1073786), (1960, 1029958), (2303, 876560), (2632, 766990), (3290, 613592), (3760, 536893), (3920, 514979), (4606, 438280), (5264, 383495), (6580, 306796), (9212, 219140), (10957, 184240), (11515, 175312), (13160, 153398), (18424, 109570), (21914, 92120), (23030, 87656), (26320, 76699), (36848, 54785), (43828, 46060)]