2652020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 6706560

約数和(自身を除く): 4054540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 997, 1330, 1994, 2660, 3988, 4985, 6979, 9970, 13958, 18943, 19940, 27916, 34895, 37886, 69790, 75772, 94715, 132601, 139580, 189430, 265202, 378860, 530404, 663005, 1326010, 2652020]

約数ペア:

[(1, 2652020), (2, 1326010), (4, 663005), (5, 530404), (7, 378860), (10, 265202), (14, 189430), (19, 139580), (20, 132601), (28, 94715), (35, 75772), (38, 69790), (70, 37886), (76, 34895), (95, 27916), (133, 19940), (140, 18943), (190, 13958), (266, 9970), (380, 6979), (532, 4985), (665, 3988), (997, 2660), (1330, 1994)]