38956960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4969}}^1$

素因数の和:4998

約数の個数: 72

約数和(自身を含む): 107083620

約数和(自身を除く): 68126660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 4969, 7840, 9938, 19876, 24845, 34783, 39752, 49690, 69566, 79504, 99380, 139132, 159008, 173915, 198760, 243481, 278264, 347830, 397520, 486962, 556528, 695660, 795040, 973924, 1113056, 1217405, 1391320, 1947848, 2434810, 2782640, 3895696, 4869620, 5565280, 7791392, 9739240, 19478480, 38956960]

約数ペア:

[(1, 38956960), (2, 19478480), (4, 9739240), (5, 7791392), (7, 5565280), (8, 4869620), (10, 3895696), (14, 2782640), (16, 2434810), (20, 1947848), (28, 1391320), (32, 1217405), (35, 1113056), (40, 973924), (49, 795040), (56, 695660), (70, 556528), (80, 486962), (98, 397520), (112, 347830), (140, 278264), (160, 243481), (196, 198760), (224, 173915), (245, 159008), (280, 139132), (392, 99380), (490, 79504), (560, 69566), (784, 49690), (980, 39752), (1120, 34783), (1568, 24845), (1960, 19876), (3920, 9938), (4969, 7840)]