5287490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 10387440

約数和(自身を除く): 5099950

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 457, 890, 914, 1157, 2285, 2314, 4570, 5785, 5941, 11570, 11882, 29705, 40673, 59410, 81346, 203365, 406730, 528749, 1057498, 2643745, 5287490]

約数ペア:

[(1, 5287490), (2, 2643745), (5, 1057498), (10, 528749), (13, 406730), (26, 203365), (65, 81346), (89, 59410), (130, 40673), (178, 29705), (445, 11882), (457, 11570), (890, 5941), (914, 5785), (1157, 4570), (2285, 2314)]