69044680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28297}}^1$

素因数の和:28369

約数の個数: 32

約数和(自身を含む): 157902840

約数和(自身を除く): 88858160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 28297, 56594, 113188, 141485, 226376, 282970, 565940, 1131880, 1726117, 3452234, 6904468, 8630585, 13808936, 17261170, 34522340, 69044680]

約数ペア:

[(1, 69044680), (2, 34522340), (4, 17261170), (5, 13808936), (8, 8630585), (10, 6904468), (20, 3452234), (40, 1726117), (61, 1131880), (122, 565940), (244, 282970), (305, 226376), (488, 141485), (610, 113188), (1220, 56594), (2440, 28297)]