804907990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{24443}}^1$

素因数の和:24576

約数の個数: 32

約数和(自身を含む): 1504772640

約数和(自身を除く): 699864650

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 890, 3293, 6586, 16465, 24443, 32930, 48886, 122215, 244430, 904391, 1808782, 2175427, 4350854, 4521955, 9043910, 10877135, 21754270, 80490799, 160981598, 402453995, 804907990]

約数ペア:

[(1, 804907990), (2, 402453995), (5, 160981598), (10, 80490799), (37, 21754270), (74, 10877135), (89, 9043910), (178, 4521955), (185, 4350854), (370, 2175427), (445, 1808782), (890, 904391), (3293, 244430), (6586, 122215), (16465, 48886), (24443, 32930)]