6427720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 9539000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 263, 376, 470, 520, 526, 611, 940, 1052, 1222, 1315, 1880, 2104, 2444, 2630, 3055, 3419, 4888, 5260, 6110, 6838, 10520, 12220, 12361, 13676, 17095, 24440, 24722, 27352, 34190, 49444, 61805, 68380, 98888, 123610, 136760, 160693, 247220, 321386, 494440, 642772, 803465, 1285544, 1606930, 3213860, 6427720]

約数ペア:

[(1, 6427720), (2, 3213860), (4, 1606930), (5, 1285544), (8, 803465), (10, 642772), (13, 494440), (20, 321386), (26, 247220), (40, 160693), (47, 136760), (52, 123610), (65, 98888), (94, 68380), (104, 61805), (130, 49444), (188, 34190), (235, 27352), (260, 24722), (263, 24440), (376, 17095), (470, 13676), (520, 12361), (526, 12220), (611, 10520), (940, 6838), (1052, 6110), (1222, 5260), (1315, 4888), (1880, 3419), (2104, 3055), (2444, 2630)]