2258910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 6186960

約数和(自身を除く): 3928050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1321, 1710, 2642, 3963, 6605, 7926, 11889, 13210, 19815, 23778, 25099, 39630, 50198, 59445, 75297, 118890, 125495, 150594, 225891, 250990, 376485, 451782, 752970, 1129455, 2258910]

約数ペア:

[(1, 2258910), (2, 1129455), (3, 752970), (5, 451782), (6, 376485), (9, 250990), (10, 225891), (15, 150594), (18, 125495), (19, 118890), (30, 75297), (38, 59445), (45, 50198), (57, 39630), (90, 25099), (95, 23778), (114, 19815), (171, 13210), (190, 11889), (285, 7926), (342, 6605), (570, 3963), (855, 2642), (1321, 1710)]