39670640

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6277}}^1$

素因数の和:6369

約数の個数: 40

約数和(自身を含む): 93416640

約数和(自身を除く): 53746000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6277, 6320, 12554, 25108, 31385, 50216, 62770, 100432, 125540, 251080, 495883, 502160, 991766, 1983532, 2479415, 3967064, 4958830, 7934128, 9917660, 19835320, 39670640]

約数ペア:

[(1, 39670640), (2, 19835320), (4, 9917660), (5, 7934128), (8, 4958830), (10, 3967064), (16, 2479415), (20, 1983532), (40, 991766), (79, 502160), (80, 495883), (158, 251080), (316, 125540), (395, 100432), (632, 62770), (790, 50216), (1264, 31385), (1580, 25108), (3160, 12554), (6277, 6320)]