205820004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{2887}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 518499968

約数和(自身を除く): 312679964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 457, 914, 1371, 1828, 2742, 2887, 5484, 5774, 5941, 8661, 11548, 11882, 17322, 17823, 23764, 34644, 35646, 37531, 71292, 75062, 112593, 150124, 225186, 450372, 1319359, 2638718, 3958077, 5277436, 7916154, 15832308, 17151667, 34303334, 51455001, 68606668, 102910002, 205820004]

約数ペア:

[(1, 205820004), (2, 102910002), (3, 68606668), (4, 51455001), (6, 34303334), (12, 17151667), (13, 15832308), (26, 7916154), (39, 5277436), (52, 3958077), (78, 2638718), (156, 1319359), (457, 450372), (914, 225186), (1371, 150124), (1828, 112593), (2742, 75062), (2887, 71292), (5484, 37531), (5774, 35646), (5941, 34644), (8661, 23764), (11548, 17823), (11882, 17322)]