8127790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2052

約数の個数: 32

約数和(自身を含む): 16399584

約数和(自身を除く): 8271794

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 1997, 2035, 3994, 4070, 9985, 19970, 21967, 43934, 73889, 109835, 147778, 219670, 369445, 738890, 812779, 1625558, 4063895, 8127790]

約数ペア:

[(1, 8127790), (2, 4063895), (5, 1625558), (10, 812779), (11, 738890), (22, 369445), (37, 219670), (55, 147778), (74, 109835), (110, 73889), (185, 43934), (370, 21967), (407, 19970), (814, 9985), (1997, 4070), (2035, 3994)]