16190680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 24866600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1187, 1240, 1364, 1705, 2374, 2728, 3410, 4748, 5935, 6820, 9496, 11870, 13057, 13640, 23740, 26114, 36797, 47480, 52228, 65285, 73594, 104456, 130570, 147188, 183985, 261140, 294376, 367970, 404767, 522280, 735940, 809534, 1471880, 1619068, 2023835, 3238136, 4047670, 8095340, 16190680]

約数ペア:

[(1, 16190680), (2, 8095340), (4, 4047670), (5, 3238136), (8, 2023835), (10, 1619068), (11, 1471880), (20, 809534), (22, 735940), (31, 522280), (40, 404767), (44, 367970), (55, 294376), (62, 261140), (88, 183985), (110, 147188), (124, 130570), (155, 104456), (220, 73594), (248, 65285), (310, 52228), (341, 47480), (440, 36797), (620, 26114), (682, 23740), (1187, 13640), (1240, 13057), (1364, 11870), (1705, 9496), (2374, 6820), (2728, 5935), (3410, 4748)]