2156830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 4281984

約数和(自身を除く): 2125154

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 353, 470, 611, 706, 1222, 1765, 3055, 3530, 4589, 6110, 9178, 16591, 22945, 33182, 45890, 82955, 165910, 215683, 431366, 1078415, 2156830]

約数ペア:

[(1, 2156830), (2, 1078415), (5, 431366), (10, 215683), (13, 165910), (26, 82955), (47, 45890), (65, 33182), (94, 22945), (130, 16591), (235, 9178), (353, 6110), (470, 4589), (611, 3530), (706, 3055), (1222, 1765)]