5200459940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20001769}}^1$

素因数の和:20001791

約数の個数: 24

約数和(自身を含む): 11761040760

約数和(自身を除く): 6560580820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20001769, 40003538, 80007076, 100008845, 200017690, 260022997, 400035380, 520045994, 1040091988, 1300114985, 2600229970, 5200459940]

約数ペア:

[(1, 5200459940), (2, 2600229970), (4, 1300114985), (5, 1040091988), (10, 520045994), (13, 400035380), (20, 260022997), (26, 200017690), (52, 100008845), (65, 80007076), (130, 40003538), (260, 20001769)]