7905920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1153

約数の個数: 64

約数和(自身を含む): 20636640

約数和(自身を除く): 12730720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1123, 1408, 1760, 2246, 3520, 4492, 5615, 7040, 8984, 11230, 12353, 17968, 22460, 24706, 35936, 44920, 49412, 61765, 71872, 89840, 98824, 123530, 143744, 179680, 197648, 247060, 359360, 395296, 494120, 718720, 790592, 988240, 1581184, 1976480, 3952960, 7905920]

約数ペア:

[(1, 7905920), (2, 3952960), (4, 1976480), (5, 1581184), (8, 988240), (10, 790592), (11, 718720), (16, 494120), (20, 395296), (22, 359360), (32, 247060), (40, 197648), (44, 179680), (55, 143744), (64, 123530), (80, 98824), (88, 89840), (110, 71872), (128, 61765), (160, 49412), (176, 44920), (220, 35936), (320, 24706), (352, 22460), (440, 17968), (640, 12353), (704, 11230), (880, 8984), (1123, 7040), (1408, 5615), (1760, 4492), (2246, 3520)]