54016840

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6997}}^1$

素因数の和:7201

約数の個数: 32

約数和(自身を含む): 122185080

約数和(自身を除く): 68168240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 6997, 7720, 13994, 27988, 34985, 55976, 69970, 139940, 279880, 1350421, 2700842, 5401684, 6752105, 10803368, 13504210, 27008420, 54016840]

約数ペア:

[(1, 54016840), (2, 27008420), (4, 13504210), (5, 10803368), (8, 6752105), (10, 5401684), (20, 2700842), (40, 1350421), (193, 279880), (386, 139940), (772, 69970), (965, 55976), (1544, 34985), (1930, 27988), (3860, 13994), (6997, 7720)]