74194420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{90481}}^1$

素因数の和:90531

約数の個数: 24

約数和(自身を含む): 159610248

約数和(自身を除く): 85415828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 90481, 180962, 361924, 452405, 904810, 1809620, 3709721, 7419442, 14838884, 18548605, 37097210, 74194420]

約数ペア:

[(1, 74194420), (2, 37097210), (4, 18548605), (5, 14838884), (10, 7419442), (20, 3709721), (41, 1809620), (82, 904810), (164, 452405), (205, 361924), (410, 180962), (820, 90481)]