2176240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2473}}^1$

素因数の和:2497

約数の個数: 40

約数和(自身を含む): 5521968

約数和(自身を除く): 3345728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2473, 4946, 9892, 12365, 19784, 24730, 27203, 39568, 49460, 54406, 98920, 108812, 136015, 197840, 217624, 272030, 435248, 544060, 1088120, 2176240]

約数ペア:

[(1, 2176240), (2, 1088120), (4, 544060), (5, 435248), (8, 272030), (10, 217624), (11, 197840), (16, 136015), (20, 108812), (22, 98920), (40, 54406), (44, 49460), (55, 39568), (80, 27203), (88, 24730), (110, 19784), (176, 12365), (220, 9892), (440, 4946), (880, 2473)]