20946200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9521}}^1$

素因数の和:9548

約数の個数: 48

約数和(自身を含む): 53132760

約数和(自身を除く): 32186560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9521, 19042, 38084, 47605, 76168, 95210, 104731, 190420, 209462, 238025, 380840, 418924, 476050, 523655, 837848, 952100, 1047310, 1904200, 2094620, 2618275, 4189240, 5236550, 10473100, 20946200]

約数ペア:

[(1, 20946200), (2, 10473100), (4, 5236550), (5, 4189240), (8, 2618275), (10, 2094620), (11, 1904200), (20, 1047310), (22, 952100), (25, 837848), (40, 523655), (44, 476050), (50, 418924), (55, 380840), (88, 238025), (100, 209462), (110, 190420), (200, 104731), (220, 95210), (275, 76168), (440, 47605), (550, 38084), (1100, 19042), (2200, 9521)]