2639010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{727}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 6971328

約数和(自身を除く): 4332318

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 727, 1210, 1454, 1815, 2181, 3630, 3635, 4362, 7270, 7997, 10905, 15994, 21810, 23991, 39985, 47982, 79970, 87967, 119955, 175934, 239910, 263901, 439835, 527802, 879670, 1319505, 2639010]

約数ペア:

[(1, 2639010), (2, 1319505), (3, 879670), (5, 527802), (6, 439835), (10, 263901), (11, 239910), (15, 175934), (22, 119955), (30, 87967), (33, 79970), (55, 47982), (66, 39985), (110, 23991), (121, 21810), (165, 15994), (242, 10905), (330, 7997), (363, 7270), (605, 4362), (726, 3635), (727, 3630), (1210, 2181), (1454, 1815)]