2012208865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 2658458880

約数和(自身を除く): 646250015

約数列:

[1, 5, 41, 43, 53, 59, 73, 205, 215, 265, 295, 365, 1763, 2173, 2279, 2419, 2537, 2993, 3127, 3139, 3869, 4307, 8815, 10865, 11395, 12095, 12685, 14965, 15635, 15695, 19345, 21535, 93439, 104017, 128207, 128699, 134461, 158629, 166367, 176587, 185201, 228271, 467195, 520085, 641035, 643495, 672305, 793145, 831835, 882935, 926005, 1141355, 5512901, 6821047, 7593241, 9359111, 9815653, 27564505, 34105235, 37966205, 46795555, 49078265, 402441773, 2012208865]

約数ペア:

[(1, 2012208865), (5, 402441773), (41, 49078265), (43, 46795555), (53, 37966205), (59, 34105235), (73, 27564505), (205, 9815653), (215, 9359111), (265, 7593241), (295, 6821047), (365, 5512901), (1763, 1141355), (2173, 926005), (2279, 882935), (2419, 831835), (2537, 793145), (2993, 672305), (3127, 643495), (3139, 641035), (3869, 520085), (4307, 467195), (8815, 228271), (10865, 185201), (11395, 176587), (12095, 166367), (12685, 158629), (14965, 134461), (15635, 128699), (15695, 128207), (19345, 104017), (21535, 93439)]