1264940180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{65951}}^1$

素因数の和:66104

約数の個数: 48

約数和(自身を含む): 3058062336

約数和(自身を除く): 1793122156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 19180, 65951, 131902, 263804, 329755, 461657, 659510, 923314, 1319020, 1846628, 2308285, 4616570, 9035287, 9233140, 18070574, 36141148, 45176435, 63247009, 90352870, 126494018, 180705740, 252988036, 316235045, 632470090, 1264940180]

約数ペア:

[(1, 1264940180), (2, 632470090), (4, 316235045), (5, 252988036), (7, 180705740), (10, 126494018), (14, 90352870), (20, 63247009), (28, 45176435), (35, 36141148), (70, 18070574), (137, 9233140), (140, 9035287), (274, 4616570), (548, 2308285), (685, 1846628), (959, 1319020), (1370, 923314), (1918, 659510), (2740, 461657), (3836, 329755), (4795, 263804), (9590, 131902), (19180, 65951)]