391614340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:581

約数の個数: 96

約数和(自身を含む): 918973440

約数和(自身を除く): 527359100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 73, 94, 130, 146, 188, 235, 260, 292, 365, 439, 470, 611, 730, 878, 940, 949, 1222, 1460, 1756, 1898, 2195, 2444, 3055, 3431, 3796, 4390, 4745, 5707, 6110, 6862, 8780, 9490, 11414, 12220, 13724, 17155, 18980, 20633, 22828, 28535, 32047, 34310, 41266, 44603, 57070, 64094, 68620, 82532, 89206, 103165, 114140, 128188, 160235, 178412, 206330, 223015, 268229, 320470, 412660, 416611, 446030, 536458, 640940, 833222, 892060, 1072916, 1341145, 1506209, 1666444, 2083055, 2682290, 3012418, 4166110, 5364580, 6024836, 7531045, 8332220, 15062090, 19580717, 30124180, 39161434, 78322868, 97903585, 195807170, 391614340]

約数ペア:

[(1, 391614340), (2, 195807170), (4, 97903585), (5, 78322868), (10, 39161434), (13, 30124180), (20, 19580717), (26, 15062090), (47, 8332220), (52, 7531045), (65, 6024836), (73, 5364580), (94, 4166110), (130, 3012418), (146, 2682290), (188, 2083055), (235, 1666444), (260, 1506209), (292, 1341145), (365, 1072916), (439, 892060), (470, 833222), (611, 640940), (730, 536458), (878, 446030), (940, 416611), (949, 412660), (1222, 320470), (1460, 268229), (1756, 223015), (1898, 206330), (2195, 178412), (2444, 160235), (3055, 128188), (3431, 114140), (3796, 103165), (4390, 89206), (4745, 82532), (5707, 68620), (6110, 64094), (6862, 57070), (8780, 44603), (9490, 41266), (11414, 34310), (12220, 32047), (13724, 28535), (17155, 22828), (18980, 20633)]