84045560

素因数分解:

$2^3\times 5^1\times {\mathrm{2101139}}^1$

素因数の和:2101150

約数の個数: 16

約数和(自身を含む): 189102600

約数和(自身を除く): 105057040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2101139, 4202278, 8404556, 10505695, 16809112, 21011390, 42022780, 84045560]

約数ペア:

[(1, 84045560), (2, 42022780), (4, 21011390), (5, 16809112), (8, 10505695), (10, 8404556), (20, 4202278), (40, 2101139)]