39985680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23801}}^1$

素因数の和:23824

約数の個数: 80

約数和(自身を含む): 141669504

約数和(自身を除く): 101683824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 23801, 47602, 71403, 95204, 119005, 142806, 166607, 190408, 238010, 285612, 333214, 357015, 380816, 476020, 499821, 571224, 666428, 714030, 833035, 952040, 999642, 1142448, 1332856, 1428060, 1666070, 1904080, 1999284, 2499105, 2665712, 2856120, 3332140, 3998568, 4998210, 5712240, 6664280, 7997136, 9996420, 13328560, 19992840, 39985680]

約数ペア:

[(1, 39985680), (2, 19992840), (3, 13328560), (4, 9996420), (5, 7997136), (6, 6664280), (7, 5712240), (8, 4998210), (10, 3998568), (12, 3332140), (14, 2856120), (15, 2665712), (16, 2499105), (20, 1999284), (21, 1904080), (24, 1666070), (28, 1428060), (30, 1332856), (35, 1142448), (40, 999642), (42, 952040), (48, 833035), (56, 714030), (60, 666428), (70, 571224), (80, 499821), (84, 476020), (105, 380816), (112, 357015), (120, 333214), (140, 285612), (168, 238010), (210, 190408), (240, 166607), (280, 142806), (336, 119005), (420, 95204), (560, 71403), (840, 47602), (1680, 23801)]