53489140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157321}}^1$

素因数の和:157347

約数の個数: 24

約数和(自身を含む): 118935432

約数和(自身を除く): 65446292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 157321, 314642, 629284, 786605, 1573210, 2674457, 3146420, 5348914, 10697828, 13372285, 26744570, 53489140]

約数ペア:

[(1, 53489140), (2, 26744570), (4, 13372285), (5, 10697828), (10, 5348914), (17, 3146420), (20, 2674457), (34, 1573210), (68, 786605), (85, 629284), (170, 314642), (340, 157321)]