2015702020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{35129}}^1$

素因数の和:35308

約数の個数: 48

約数和(自身を含む): 4485398400

約数和(自身を除く): 2469696380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 755, 1510, 2869, 3020, 5738, 11476, 14345, 28690, 35129, 57380, 70258, 140516, 175645, 351290, 667451, 702580, 1334902, 2669804, 3337255, 5304479, 6674510, 10608958, 13349020, 21217916, 26522395, 53044790, 100785101, 106089580, 201570202, 403140404, 503925505, 1007851010, 2015702020]

約数ペア:

[(1, 2015702020), (2, 1007851010), (4, 503925505), (5, 403140404), (10, 201570202), (19, 106089580), (20, 100785101), (38, 53044790), (76, 26522395), (95, 21217916), (151, 13349020), (190, 10608958), (302, 6674510), (380, 5304479), (604, 3337255), (755, 2669804), (1510, 1334902), (2869, 702580), (3020, 667451), (5738, 351290), (11476, 175645), (14345, 140516), (28690, 70258), (35129, 57380)]