20269740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1153}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 56998368

約数和(自身を除く): 36728628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 586, 879, 1153, 1172, 1465, 1758, 2306, 2930, 3459, 3516, 4395, 4612, 5765, 5860, 6918, 8790, 11530, 13836, 17295, 17580, 23060, 34590, 69180, 337829, 675658, 1013487, 1351316, 1689145, 2026974, 3378290, 4053948, 5067435, 6756580, 10134870, 20269740]

約数ペア:

[(1, 20269740), (2, 10134870), (3, 6756580), (4, 5067435), (5, 4053948), (6, 3378290), (10, 2026974), (12, 1689145), (15, 1351316), (20, 1013487), (30, 675658), (60, 337829), (293, 69180), (586, 34590), (879, 23060), (1153, 17580), (1172, 17295), (1465, 13836), (1758, 11530), (2306, 8790), (2930, 6918), (3459, 5860), (3516, 5765), (4395, 4612)]