2430220

素因数分解:

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

素因数の和:754

約数の個数: 36

約数和(自身を含む): 5533920

約数和(自身を除く): 3103700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 719, 845, 1438, 1690, 2876, 3380, 3595, 7190, 9347, 14380, 18694, 37388, 46735, 93470, 121511, 186940, 243022, 486044, 607555, 1215110, 2430220]

約数ペア:

[(1, 2430220), (2, 1215110), (4, 607555), (5, 486044), (10, 243022), (13, 186940), (20, 121511), (26, 93470), (52, 46735), (65, 37388), (130, 18694), (169, 14380), (260, 9347), (338, 7190), (676, 3595), (719, 3380), (845, 2876), (1438, 1690)]