6643445440

素因数分解:

$2^6\times 5^1\times {\mathrm{20760767}}^1$

素因数の和:20760784

約数の個数: 28

約数和(自身を含む): 15819705216

約数和(自身を除く): 9176259776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 20760767, 41521534, 83043068, 103803835, 166086136, 207607670, 332172272, 415215340, 664344544, 830430680, 1328689088, 1660861360, 3321722720, 6643445440]

約数ペア:

[(1, 6643445440), (2, 3321722720), (4, 1660861360), (5, 1328689088), (8, 830430680), (10, 664344544), (16, 415215340), (20, 332172272), (32, 207607670), (40, 166086136), (64, 103803835), (80, 83043068), (160, 41521534), (320, 20760767)]