8164870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 18016560

約数和(自身を除く): 9851690

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 877, 931, 1330, 1754, 1862, 4385, 4655, 6139, 8770, 9310, 12278, 16663, 30695, 33326, 42973, 61390, 83315, 85946, 116641, 166630, 214865, 233282, 429730, 583205, 816487, 1166410, 1632974, 4082435, 8164870]

約数ペア:

[(1, 8164870), (2, 4082435), (5, 1632974), (7, 1166410), (10, 816487), (14, 583205), (19, 429730), (35, 233282), (38, 214865), (49, 166630), (70, 116641), (95, 85946), (98, 83315), (133, 61390), (190, 42973), (245, 33326), (266, 30695), (490, 16663), (665, 12278), (877, 9310), (931, 8770), (1330, 6139), (1754, 4655), (1862, 4385)]