17937080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 48751200

約数和(自身を除く): 30814120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 47, 56, 58, 70, 94, 116, 140, 145, 188, 203, 232, 235, 280, 290, 329, 376, 406, 470, 580, 658, 812, 940, 1015, 1160, 1316, 1363, 1624, 1645, 1880, 2030, 2209, 2632, 2726, 3290, 4060, 4418, 5452, 6580, 6815, 8120, 8836, 9541, 10904, 11045, 13160, 13630, 15463, 17672, 19082, 22090, 27260, 30926, 38164, 44180, 47705, 54520, 61852, 64061, 76328, 77315, 88360, 95410, 123704, 128122, 154630, 190820, 256244, 309260, 320305, 381640, 448427, 512488, 618520, 640610, 896854, 1281220, 1793708, 2242135, 2562440, 3587416, 4484270, 8968540, 17937080]

約数ペア:

[(1, 17937080), (2, 8968540), (4, 4484270), (5, 3587416), (7, 2562440), (8, 2242135), (10, 1793708), (14, 1281220), (20, 896854), (28, 640610), (29, 618520), (35, 512488), (40, 448427), (47, 381640), (56, 320305), (58, 309260), (70, 256244), (94, 190820), (116, 154630), (140, 128122), (145, 123704), (188, 95410), (203, 88360), (232, 77315), (235, 76328), (280, 64061), (290, 61852), (329, 54520), (376, 47705), (406, 44180), (470, 38164), (580, 30926), (658, 27260), (812, 22090), (940, 19082), (1015, 17672), (1160, 15463), (1316, 13630), (1363, 13160), (1624, 11045), (1645, 10904), (1880, 9541), (2030, 8836), (2209, 8120), (2632, 6815), (2726, 6580), (3290, 5452), (4060, 4418)]