395156660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1\times {\mathrm{587}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 842232384

約数和(自身を除く): 447075724

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 347, 388, 485, 587, 694, 970, 1174, 1388, 1735, 1940, 2348, 2935, 3470, 5870, 6940, 11740, 33659, 56939, 67318, 113878, 134636, 168295, 203689, 227756, 284695, 336590, 407378, 569390, 673180, 814756, 1018445, 1138780, 2036890, 4073780, 19757833, 39515666, 79031332, 98789165, 197578330, 395156660]

約数ペア:

[(1, 395156660), (2, 197578330), (4, 98789165), (5, 79031332), (10, 39515666), (20, 19757833), (97, 4073780), (194, 2036890), (347, 1138780), (388, 1018445), (485, 814756), (587, 673180), (694, 569390), (970, 407378), (1174, 336590), (1388, 284695), (1735, 227756), (1940, 203689), (2348, 168295), (2935, 134636), (3470, 113878), (5870, 67318), (6940, 56939), (11740, 33659)]