109508840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{391103}}^1$

素因数の和:391121

約数の個数: 32

約数和(自身を含む): 281594880

約数和(自身を除く): 172086040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 391103, 782206, 1564412, 1955515, 2737721, 3128824, 3911030, 5475442, 7822060, 10950884, 13688605, 15644120, 21901768, 27377210, 54754420, 109508840]

約数ペア:

[(1, 109508840), (2, 54754420), (4, 27377210), (5, 21901768), (7, 15644120), (8, 13688605), (10, 10950884), (14, 7822060), (20, 5475442), (28, 3911030), (35, 3128824), (40, 2737721), (56, 1955515), (70, 1564412), (140, 782206), (280, 391103)]