310048660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1\times {\mathrm{661}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 667296000

約数和(自身を除く): 357247340

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 499, 661, 940, 998, 1322, 1996, 2495, 2644, 3305, 4990, 6610, 9980, 13220, 23453, 31067, 46906, 62134, 93812, 117265, 124268, 155335, 234530, 310670, 329839, 469060, 621340, 659678, 1319356, 1649195, 3298390, 6596780, 15502433, 31004866, 62009732, 77512165, 155024330, 310048660]

約数ペア:

[(1, 310048660), (2, 155024330), (4, 77512165), (5, 62009732), (10, 31004866), (20, 15502433), (47, 6596780), (94, 3298390), (188, 1649195), (235, 1319356), (470, 659678), (499, 621340), (661, 469060), (940, 329839), (998, 310670), (1322, 234530), (1996, 155335), (2495, 124268), (2644, 117265), (3305, 93812), (4990, 62134), (6610, 46906), (9980, 31067), (13220, 23453)]