2974160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 8142336

約数和(自身を除く): 5168176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 113, 140, 188, 226, 235, 280, 329, 376, 452, 470, 560, 565, 658, 752, 791, 904, 940, 1130, 1316, 1582, 1645, 1808, 1880, 2260, 2632, 3164, 3290, 3760, 3955, 4520, 5264, 5311, 6328, 6580, 7910, 9040, 10622, 12656, 13160, 15820, 21244, 26320, 26555, 31640, 37177, 42488, 53110, 63280, 74354, 84976, 106220, 148708, 185885, 212440, 297416, 371770, 424880, 594832, 743540, 1487080, 2974160]

約数ペア:

[(1, 2974160), (2, 1487080), (4, 743540), (5, 594832), (7, 424880), (8, 371770), (10, 297416), (14, 212440), (16, 185885), (20, 148708), (28, 106220), (35, 84976), (40, 74354), (47, 63280), (56, 53110), (70, 42488), (80, 37177), (94, 31640), (112, 26555), (113, 26320), (140, 21244), (188, 15820), (226, 13160), (235, 12656), (280, 10622), (329, 9040), (376, 7910), (452, 6580), (470, 6328), (560, 5311), (565, 5264), (658, 4520), (752, 3955), (791, 3760), (904, 3290), (940, 3164), (1130, 2632), (1316, 2260), (1582, 1880), (1645, 1808)]