20199456290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{519667}}^1$

素因数の和:519723

約数の個数: 48

約数和(自身を含む): 41082873408

約数和(自身を除く): 20883417118

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 845, 1495, 1690, 2990, 3887, 7774, 19435, 38870, 519667, 1039334, 2598335, 5196670, 6755671, 11952341, 13511342, 23904682, 33778355, 59761705, 67556710, 87823723, 119523410, 155380433, 175647446, 310760866, 439118615, 776902165, 878237230, 1553804330, 2019945629, 4039891258, 10099728145, 20199456290]

約数ペア:

[(1, 20199456290), (2, 10099728145), (5, 4039891258), (10, 2019945629), (13, 1553804330), (23, 878237230), (26, 776902165), (46, 439118615), (65, 310760866), (115, 175647446), (130, 155380433), (169, 119523410), (230, 87823723), (299, 67556710), (338, 59761705), (598, 33778355), (845, 23904682), (1495, 13511342), (1690, 11952341), (2990, 6755671), (3887, 5196670), (7774, 2598335), (19435, 1039334), (38870, 519667)]