38961440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:874

約数の個数: 96

約数和(自身を含む): 107775360

約数和(自身を除く): 68813920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 688, 809, 860, 1120, 1204, 1376, 1505, 1618, 1720, 2408, 3010, 3236, 3440, 4045, 4816, 5663, 6020, 6472, 6880, 8090, 9632, 11326, 12040, 12944, 16180, 22652, 24080, 25888, 28315, 32360, 34787, 45304, 48160, 56630, 64720, 69574, 90608, 113260, 129440, 139148, 173935, 181216, 226520, 243509, 278296, 347870, 453040, 487018, 556592, 695740, 906080, 974036, 1113184, 1217545, 1391480, 1948072, 2435090, 2782960, 3896144, 4870180, 5565920, 7792288, 9740360, 19480720, 38961440]

約数ペア:

[(1, 38961440), (2, 19480720), (4, 9740360), (5, 7792288), (7, 5565920), (8, 4870180), (10, 3896144), (14, 2782960), (16, 2435090), (20, 1948072), (28, 1391480), (32, 1217545), (35, 1113184), (40, 974036), (43, 906080), (56, 695740), (70, 556592), (80, 487018), (86, 453040), (112, 347870), (140, 278296), (160, 243509), (172, 226520), (215, 181216), (224, 173935), (280, 139148), (301, 129440), (344, 113260), (430, 90608), (560, 69574), (602, 64720), (688, 56630), (809, 48160), (860, 45304), (1120, 34787), (1204, 32360), (1376, 28315), (1505, 25888), (1618, 24080), (1720, 22652), (2408, 16180), (3010, 12944), (3236, 12040), (3440, 11326), (4045, 9632), (4816, 8090), (5663, 6880), (6020, 6472)]