2918697040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5211959}}^1$

素因数の和:5211979

約数の個数: 40

約数和(自身を含む): 7755396480

約数和(自身を除く): 4836699440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5211959, 10423918, 20847836, 26059795, 36483713, 41695672, 52119590, 72967426, 83391344, 104239180, 145934852, 182418565, 208478360, 291869704, 364837130, 416956720, 583739408, 729674260, 1459348520, 2918697040]

約数ペア:

[(1, 2918697040), (2, 1459348520), (4, 729674260), (5, 583739408), (7, 416956720), (8, 364837130), (10, 291869704), (14, 208478360), (16, 182418565), (20, 145934852), (28, 104239180), (35, 83391344), (40, 72967426), (56, 52119590), (70, 41695672), (80, 36483713), (112, 26059795), (140, 20847836), (280, 10423918), (560, 5211959)]