2011237480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{65899}}^1$

素因数の和:66026

約数の個数: 64

約数和(自身を含む): 5219280000

約数和(自身を除く): 3208042520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 3052, 3815, 4360, 6104, 7630, 15260, 30520, 65899, 131798, 263596, 329495, 461293, 527192, 658990, 922586, 1317980, 1845172, 2306465, 2635960, 3690344, 4612930, 7182991, 9225860, 14365982, 18451720, 28731964, 35914955, 50280937, 57463928, 71829910, 100561874, 143659820, 201123748, 251404685, 287319640, 402247496, 502809370, 1005618740, 2011237480]

約数ペア:

[(1, 2011237480), (2, 1005618740), (4, 502809370), (5, 402247496), (7, 287319640), (8, 251404685), (10, 201123748), (14, 143659820), (20, 100561874), (28, 71829910), (35, 57463928), (40, 50280937), (56, 35914955), (70, 28731964), (109, 18451720), (140, 14365982), (218, 9225860), (280, 7182991), (436, 4612930), (545, 3690344), (763, 2635960), (872, 2306465), (1090, 1845172), (1526, 1317980), (2180, 922586), (3052, 658990), (3815, 527192), (4360, 461293), (6104, 329495), (7630, 263596), (15260, 131798), (30520, 65899)]