8378480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9521}}^1$

素因数の和:9545

約数の個数: 40

約数和(自身を含む): 21253104

約数和(自身を除く): 12874624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9521, 19042, 38084, 47605, 76168, 95210, 104731, 152336, 190420, 209462, 380840, 418924, 523655, 761680, 837848, 1047310, 1675696, 2094620, 4189240, 8378480]

約数ペア:

[(1, 8378480), (2, 4189240), (4, 2094620), (5, 1675696), (8, 1047310), (10, 837848), (11, 761680), (16, 523655), (20, 418924), (22, 380840), (40, 209462), (44, 190420), (55, 152336), (80, 104731), (88, 95210), (110, 76168), (176, 47605), (220, 38084), (440, 19042), (880, 9521)]