20751230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{733}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 39636000

約数和(自身を除く): 18884770

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 733, 745, 1466, 1490, 2831, 3665, 5662, 7330, 13927, 14155, 27854, 28310, 69635, 109217, 139270, 218434, 546085, 1092170, 2075123, 4150246, 10375615, 20751230]

約数ペア:

[(1, 20751230), (2, 10375615), (5, 4150246), (10, 2075123), (19, 1092170), (38, 546085), (95, 218434), (149, 139270), (190, 109217), (298, 69635), (733, 28310), (745, 27854), (1466, 14155), (1490, 13927), (2831, 7330), (3665, 5662)]