1008589940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 2315174400

約数和(自身を除く): 1306584460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 149, 170, 172, 215, 298, 340, 430, 463, 596, 731, 745, 860, 926, 1462, 1490, 1852, 2315, 2533, 2924, 2980, 3655, 4630, 5066, 6407, 7310, 7871, 9260, 10132, 12665, 12814, 14620, 15742, 19909, 25330, 25628, 31484, 32035, 39355, 39818, 50660, 64070, 68987, 78710, 79636, 99545, 108919, 128140, 137974, 157420, 199090, 217838, 275948, 338453, 344935, 398180, 435676, 544595, 676906, 689870, 1089190, 1172779, 1353812, 1379740, 1692265, 2178380, 2345558, 2966441, 3384530, 4691116, 5863895, 5932882, 6769060, 11727790, 11865764, 14832205, 23455580, 29664410, 50429497, 59328820, 100858994, 201717988, 252147485, 504294970, 1008589940]

約数ペア:

[(1, 1008589940), (2, 504294970), (4, 252147485), (5, 201717988), (10, 100858994), (17, 59328820), (20, 50429497), (34, 29664410), (43, 23455580), (68, 14832205), (85, 11865764), (86, 11727790), (149, 6769060), (170, 5932882), (172, 5863895), (215, 4691116), (298, 3384530), (340, 2966441), (430, 2345558), (463, 2178380), (596, 1692265), (731, 1379740), (745, 1353812), (860, 1172779), (926, 1089190), (1462, 689870), (1490, 676906), (1852, 544595), (2315, 435676), (2533, 398180), (2924, 344935), (2980, 338453), (3655, 275948), (4630, 217838), (5066, 199090), (6407, 157420), (7310, 137974), (7871, 128140), (9260, 108919), (10132, 99545), (12665, 79636), (12814, 78710), (14620, 68987), (15742, 64070), (19909, 50660), (25330, 39818), (25628, 39355), (31484, 32035)]