40302760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11321}}^1$

素因数の和:11421

約数の個数: 32

約数和(自身を含む): 91708200

約数和(自身を除く): 51405440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11321, 22642, 45284, 56605, 90568, 113210, 226420, 452840, 1007569, 2015138, 4030276, 5037845, 8060552, 10075690, 20151380, 40302760]

約数ペア:

[(1, 40302760), (2, 20151380), (4, 10075690), (5, 8060552), (8, 5037845), (10, 4030276), (20, 2015138), (40, 1007569), (89, 452840), (178, 226420), (356, 113210), (445, 90568), (712, 56605), (890, 45284), (1780, 22642), (3560, 11321)]