2658320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 7285248

約数和(自身を除く): 4626928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 101, 112, 140, 188, 202, 235, 280, 329, 376, 404, 470, 505, 560, 658, 707, 752, 808, 940, 1010, 1316, 1414, 1616, 1645, 1880, 2020, 2632, 2828, 3290, 3535, 3760, 4040, 4747, 5264, 5656, 6580, 7070, 8080, 9494, 11312, 13160, 14140, 18988, 23735, 26320, 28280, 33229, 37976, 47470, 56560, 66458, 75952, 94940, 132916, 166145, 189880, 265832, 332290, 379760, 531664, 664580, 1329160, 2658320]

約数ペア:

[(1, 2658320), (2, 1329160), (4, 664580), (5, 531664), (7, 379760), (8, 332290), (10, 265832), (14, 189880), (16, 166145), (20, 132916), (28, 94940), (35, 75952), (40, 66458), (47, 56560), (56, 47470), (70, 37976), (80, 33229), (94, 28280), (101, 26320), (112, 23735), (140, 18988), (188, 14140), (202, 13160), (235, 11312), (280, 9494), (329, 8080), (376, 7070), (404, 6580), (470, 5656), (505, 5264), (560, 4747), (658, 4040), (707, 3760), (752, 3535), (808, 3290), (940, 2828), (1010, 2632), (1316, 2020), (1414, 1880), (1616, 1645)]