2869720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 7606080

約数和(自身を除く): 4736360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 277, 280, 296, 370, 518, 554, 740, 1036, 1108, 1295, 1385, 1480, 1939, 2072, 2216, 2590, 2770, 3878, 5180, 5540, 7756, 9695, 10249, 10360, 11080, 15512, 19390, 20498, 38780, 40996, 51245, 71743, 77560, 81992, 102490, 143486, 204980, 286972, 358715, 409960, 573944, 717430, 1434860, 2869720]

約数ペア:

[(1, 2869720), (2, 1434860), (4, 717430), (5, 573944), (7, 409960), (8, 358715), (10, 286972), (14, 204980), (20, 143486), (28, 102490), (35, 81992), (37, 77560), (40, 71743), (56, 51245), (70, 40996), (74, 38780), (140, 20498), (148, 19390), (185, 15512), (259, 11080), (277, 10360), (280, 10249), (296, 9695), (370, 7756), (518, 5540), (554, 5180), (740, 3878), (1036, 2770), (1108, 2590), (1295, 2216), (1385, 2072), (1480, 1939)]