1090180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 2822400

約数和(自身を除く): 1732220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 599, 910, 1198, 1820, 2396, 2995, 4193, 5990, 7787, 8386, 11980, 15574, 16772, 20965, 31148, 38935, 41930, 54509, 77870, 83860, 109018, 155740, 218036, 272545, 545090, 1090180]

約数ペア:

[(1, 1090180), (2, 545090), (4, 272545), (5, 218036), (7, 155740), (10, 109018), (13, 83860), (14, 77870), (20, 54509), (26, 41930), (28, 38935), (35, 31148), (52, 20965), (65, 16772), (70, 15574), (91, 11980), (130, 8386), (140, 7787), (182, 5990), (260, 4193), (364, 2995), (455, 2396), (599, 1820), (910, 1198)]