7721920

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 18745200

約数和(自身を除く): 11023280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 409, 472, 590, 818, 944, 1180, 1636, 1888, 2045, 2360, 3272, 3776, 4090, 4720, 6544, 8180, 9440, 13088, 16360, 18880, 24131, 26176, 32720, 48262, 65440, 96524, 120655, 130880, 193048, 241310, 386096, 482620, 772192, 965240, 1544384, 1930480, 3860960, 7721920]

約数ペア:

[(1, 7721920), (2, 3860960), (4, 1930480), (5, 1544384), (8, 965240), (10, 772192), (16, 482620), (20, 386096), (32, 241310), (40, 193048), (59, 130880), (64, 120655), (80, 96524), (118, 65440), (160, 48262), (236, 32720), (295, 26176), (320, 24131), (409, 18880), (472, 16360), (590, 13088), (818, 9440), (944, 8180), (1180, 6544), (1636, 4720), (1888, 4090), (2045, 3776), (2360, 3272)]