28695290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 27188230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 307, 614, 719, 1438, 1535, 3070, 3595, 3991, 7190, 7982, 9347, 18694, 19955, 39910, 46735, 93470, 220733, 441466, 1103665, 2207330, 2869529, 5739058, 14347645, 28695290]

約数ペア:

[(1, 28695290), (2, 14347645), (5, 5739058), (10, 2869529), (13, 2207330), (26, 1103665), (65, 441466), (130, 220733), (307, 93470), (614, 46735), (719, 39910), (1438, 19955), (1535, 18694), (3070, 9347), (3595, 7982), (3991, 7190)]