133888760

素因数分解:

$2^3\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{1871}}^1$

素因数の和:3671

約数の個数: 32

約数和(自身を含む): 301579200

約数和(自身を除く): 167690440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1789, 1871, 3578, 3742, 7156, 7484, 8945, 9355, 14312, 14968, 17890, 18710, 35780, 37420, 71560, 74840, 3347219, 6694438, 13388876, 16736095, 26777752, 33472190, 66944380, 133888760]

約数ペア:

[(1, 133888760), (2, 66944380), (4, 33472190), (5, 26777752), (8, 16736095), (10, 13388876), (20, 6694438), (40, 3347219), (1789, 74840), (1871, 71560), (3578, 37420), (3742, 35780), (7156, 18710), (7484, 17890), (8945, 14968), (9355, 14312)]