28543190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2467}}^1$

素因数の和:2576

約数の個数: 32

約数和(自身を含む): 55974240

約数和(自身を除く): 27431050

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 2467, 4934, 5785, 11570, 12335, 24670, 32071, 64142, 160355, 219563, 320710, 439126, 1097815, 2195630, 2854319, 5708638, 14271595, 28543190]

約数ペア:

[(1, 28543190), (2, 14271595), (5, 5708638), (10, 2854319), (13, 2195630), (26, 1097815), (65, 439126), (89, 320710), (130, 219563), (178, 160355), (445, 64142), (890, 32071), (1157, 24670), (2314, 12335), (2467, 11570), (4934, 5785)]