520034320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10639}}^1$

素因数の和:10712

約数の個数: 80

約数和(自身を含む): 1329914880

約数和(自身を除く): 809880560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 9776, 10639, 12220, 21278, 24440, 42556, 48880, 53195, 85112, 106390, 138307, 170224, 212780, 276614, 425560, 500033, 553228, 691535, 851120, 1000066, 1106456, 1383070, 2000132, 2212912, 2500165, 2766140, 4000264, 5000330, 5532280, 6500429, 8000528, 10000660, 11064560, 13000858, 20001320, 26001716, 32502145, 40002640, 52003432, 65004290, 104006864, 130008580, 260017160, 520034320]

約数ペア:

[(1, 520034320), (2, 260017160), (4, 130008580), (5, 104006864), (8, 65004290), (10, 52003432), (13, 40002640), (16, 32502145), (20, 26001716), (26, 20001320), (40, 13000858), (47, 11064560), (52, 10000660), (65, 8000528), (80, 6500429), (94, 5532280), (104, 5000330), (130, 4000264), (188, 2766140), (208, 2500165), (235, 2212912), (260, 2000132), (376, 1383070), (470, 1106456), (520, 1000066), (611, 851120), (752, 691535), (940, 553228), (1040, 500033), (1222, 425560), (1880, 276614), (2444, 212780), (3055, 170224), (3760, 138307), (4888, 106390), (6110, 85112), (9776, 53195), (10639, 48880), (12220, 42556), (21278, 24440)]