20492092810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1\times {\mathrm{9887}}^1$

素因数の和:10951

約数の個数: 64

約数和(自身を含む): 43655915520

約数和(自身を除く): 23163822710

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 1021, 2030, 2042, 5105, 7147, 9887, 10210, 14294, 19774, 29609, 35735, 49435, 59218, 69209, 71470, 98870, 138418, 148045, 207263, 286723, 296090, 346045, 414526, 573446, 692090, 1036315, 1433615, 2007061, 2072630, 2867230, 4014122, 10035305, 10094627, 20070610, 20189254, 50473135, 70662389, 100946270, 141324778, 292744183, 353311945, 585488366, 706623890, 1463720915, 2049209281, 2927441830, 4098418562, 10246046405, 20492092810]

約数ペア:

[(1, 20492092810), (2, 10246046405), (5, 4098418562), (7, 2927441830), (10, 2049209281), (14, 1463720915), (29, 706623890), (35, 585488366), (58, 353311945), (70, 292744183), (145, 141324778), (203, 100946270), (290, 70662389), (406, 50473135), (1015, 20189254), (1021, 20070610), (2030, 10094627), (2042, 10035305), (5105, 4014122), (7147, 2867230), (9887, 2072630), (10210, 2007061), (14294, 1433615), (19774, 1036315), (29609, 692090), (35735, 573446), (49435, 414526), (59218, 346045), (69209, 296090), (71470, 286723), (98870, 207263), (138418, 148045)]