8786620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 20024928

約数和(自身を除く): 11238308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 601, 731, 860, 1202, 1462, 2404, 2924, 3005, 3655, 6010, 7310, 10217, 12020, 14620, 20434, 25843, 40868, 51085, 51686, 102170, 103372, 129215, 204340, 258430, 439331, 516860, 878662, 1757324, 2196655, 4393310, 8786620]

約数ペア:

[(1, 8786620), (2, 4393310), (4, 2196655), (5, 1757324), (10, 878662), (17, 516860), (20, 439331), (34, 258430), (43, 204340), (68, 129215), (85, 103372), (86, 102170), (170, 51686), (172, 51085), (215, 40868), (340, 25843), (430, 20434), (601, 14620), (731, 12020), (860, 10217), (1202, 7310), (1462, 6010), (2404, 3655), (2924, 3005)]