190972180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2801}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 459438336

約数和(自身を除く): 268466156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 2801, 3409, 4870, 5602, 6818, 9740, 11204, 13636, 14005, 17045, 19607, 28010, 34090, 39214, 56020, 68180, 78428, 98035, 196070, 392140, 1364087, 2728174, 5456348, 6820435, 9548609, 13640870, 19097218, 27281740, 38194436, 47743045, 95486090, 190972180]

約数ペア:

[(1, 190972180), (2, 95486090), (4, 47743045), (5, 38194436), (7, 27281740), (10, 19097218), (14, 13640870), (20, 9548609), (28, 6820435), (35, 5456348), (70, 2728174), (140, 1364087), (487, 392140), (974, 196070), (1948, 98035), (2435, 78428), (2801, 68180), (3409, 56020), (4870, 39214), (5602, 34090), (6818, 28010), (9740, 19607), (11204, 17045), (13636, 14005)]