28019004910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4066619}}^1$

素因数の和:4066692

約数の個数: 32

約数和(自身を含む): 55338564960

約数和(自身を除く): 27319560050

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 4066619, 8133238, 20333095, 40666190, 52866047, 105732094, 215530807, 264330235, 431061614, 528660470, 1077654035, 2155308070, 2801900491, 5603800982, 14009502455, 28019004910]

約数ペア:

[(1, 28019004910), (2, 14009502455), (5, 5603800982), (10, 2801900491), (13, 2155308070), (26, 1077654035), (53, 528660470), (65, 431061614), (106, 264330235), (130, 215530807), (265, 105732094), (530, 52866047), (689, 40666190), (1378, 20333095), (3445, 8133238), (6890, 4066619)]