9621680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2853

約数の個数: 40

約数和(自身を含む): 22898832

約数和(自身を除く): 13277152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2797, 3440, 5594, 11188, 13985, 22376, 27970, 44752, 55940, 111880, 120271, 223760, 240542, 481084, 601355, 962168, 1202710, 1924336, 2405420, 4810840, 9621680]

約数ペア:

[(1, 9621680), (2, 4810840), (4, 2405420), (5, 1924336), (8, 1202710), (10, 962168), (16, 601355), (20, 481084), (40, 240542), (43, 223760), (80, 120271), (86, 111880), (172, 55940), (215, 44752), (344, 27970), (430, 22376), (688, 13985), (860, 11188), (1720, 5594), (2797, 3440)]