2001009710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{111229}}^1$

素因数の和:111500

約数の個数: 32

約数和(自身を含む): 4132416960

約数和(自身を除く): 2131407250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 17990, 111229, 222458, 556145, 778603, 1112290, 1557206, 3893015, 7786030, 28585853, 57171706, 142929265, 200100971, 285858530, 400201942, 1000504855, 2001009710]

約数ペア:

[(1, 2001009710), (2, 1000504855), (5, 400201942), (7, 285858530), (10, 200100971), (14, 142929265), (35, 57171706), (70, 28585853), (257, 7786030), (514, 3893015), (1285, 1557206), (1799, 1112290), (2570, 778603), (3598, 556145), (8995, 222458), (17990, 111229)]