39840704

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:553

約数の個数: 56

約数和(自身を含む): 83685888

約数和(自身を除く): 43845184

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 172, 248, 344, 467, 496, 688, 934, 992, 1333, 1376, 1868, 1984, 2666, 2752, 3736, 5332, 7472, 10664, 14477, 14944, 20081, 21328, 28954, 29888, 40162, 42656, 57908, 80324, 85312, 115816, 160648, 231632, 321296, 463264, 622511, 642592, 926528, 1245022, 1285184, 2490044, 4980088, 9960176, 19920352, 39840704]

約数ペア:

[(1, 39840704), (2, 19920352), (4, 9960176), (8, 4980088), (16, 2490044), (31, 1285184), (32, 1245022), (43, 926528), (62, 642592), (64, 622511), (86, 463264), (124, 321296), (172, 231632), (248, 160648), (344, 115816), (467, 85312), (496, 80324), (688, 57908), (934, 42656), (992, 40162), (1333, 29888), (1376, 28954), (1868, 21328), (1984, 20081), (2666, 14944), (2752, 14477), (3736, 10664), (5332, 7472)]