2638530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1575

約数の個数: 48

約数和(自身を含む): 7225920

約数和(自身を除く): 4587390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1543, 1710, 3086, 4629, 7715, 9258, 13887, 15430, 23145, 27774, 29317, 46290, 58634, 69435, 87951, 138870, 146585, 175902, 263853, 293170, 439755, 527706, 879510, 1319265, 2638530]

約数ペア:

[(1, 2638530), (2, 1319265), (3, 879510), (5, 527706), (6, 439755), (9, 293170), (10, 263853), (15, 175902), (18, 146585), (19, 138870), (30, 87951), (38, 69435), (45, 58634), (57, 46290), (90, 29317), (95, 27774), (114, 23145), (171, 15430), (190, 13887), (285, 9258), (342, 7715), (570, 4629), (855, 3086), (1543, 1710)]