1640987580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27349793}}^1$

素因数の和:27349805

約数の個数: 24

約数和(自身を含む): 4594765392

約数和(自身を除く): 2953777812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27349793, 54699586, 82049379, 109399172, 136748965, 164098758, 273497930, 328197516, 410246895, 546995860, 820493790, 1640987580]

約数ペア:

[(1, 1640987580), (2, 820493790), (3, 546995860), (4, 410246895), (5, 328197516), (6, 273497930), (10, 164098758), (12, 136748965), (15, 109399172), (20, 82049379), (30, 54699586), (60, 27349793)]