1018492720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{95723}}^1$

素因数の和:95762

約数の個数: 80

約数和(自身を含む): 2848746240

約数和(自身を除く): 1830253520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 95723, 191446, 382892, 478615, 670061, 765784, 957230, 1340122, 1531568, 1818737, 1914460, 2680244, 3350305, 3637474, 3828920, 5360488, 6700610, 7274948, 7657840, 9093685, 10720976, 12731159, 13401220, 14549896, 18187370, 25462318, 26802440, 29099792, 36374740, 50924636, 53604880, 63655795, 72749480, 101849272, 127311590, 145498960, 203698544, 254623180, 509246360, 1018492720]

約数ペア:

[(1, 1018492720), (2, 509246360), (4, 254623180), (5, 203698544), (7, 145498960), (8, 127311590), (10, 101849272), (14, 72749480), (16, 63655795), (19, 53604880), (20, 50924636), (28, 36374740), (35, 29099792), (38, 26802440), (40, 25462318), (56, 18187370), (70, 14549896), (76, 13401220), (80, 12731159), (95, 10720976), (112, 9093685), (133, 7657840), (140, 7274948), (152, 6700610), (190, 5360488), (266, 3828920), (280, 3637474), (304, 3350305), (380, 2680244), (532, 1914460), (560, 1818737), (665, 1531568), (760, 1340122), (1064, 957230), (1330, 765784), (1520, 670061), (2128, 478615), (2660, 382892), (5320, 191446), (10640, 95723)]