15900560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15289}}^1$

素因数の和:15315

約数の個数: 40

約数和(自身を含む): 39815160

約数和(自身を除く): 23914600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15289, 30578, 61156, 76445, 122312, 152890, 198757, 244624, 305780, 397514, 611560, 795028, 993785, 1223120, 1590056, 1987570, 3180112, 3975140, 7950280, 15900560]

約数ペア:

[(1, 15900560), (2, 7950280), (4, 3975140), (5, 3180112), (8, 1987570), (10, 1590056), (13, 1223120), (16, 993785), (20, 795028), (26, 611560), (40, 397514), (52, 305780), (65, 244624), (80, 198757), (104, 152890), (130, 122312), (208, 76445), (260, 61156), (520, 30578), (1040, 15289)]