27968480

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2609}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 67087440

約数和(自身を除く): 39118960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2609, 2680, 5218, 5360, 10436, 10720, 13045, 20872, 26090, 41744, 52180, 83488, 104360, 174803, 208720, 349606, 417440, 699212, 874015, 1398424, 1748030, 2796848, 3496060, 5593696, 6992120, 13984240, 27968480]

約数ペア:

[(1, 27968480), (2, 13984240), (4, 6992120), (5, 5593696), (8, 3496060), (10, 2796848), (16, 1748030), (20, 1398424), (32, 874015), (40, 699212), (67, 417440), (80, 349606), (134, 208720), (160, 174803), (268, 104360), (335, 83488), (536, 52180), (670, 41744), (1072, 26090), (1340, 20872), (2144, 13045), (2609, 10720), (2680, 10436), (5218, 5360)]