40143820

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2213}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 84433104

約数和(自身を除く): 44289284

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 2213, 3628, 4426, 4535, 8852, 9070, 11065, 18140, 22130, 44260, 2007191, 4014382, 8028764, 10035955, 20071910, 40143820]

約数ペア:

[(1, 40143820), (2, 20071910), (4, 10035955), (5, 8028764), (10, 4014382), (20, 2007191), (907, 44260), (1814, 22130), (2213, 18140), (3628, 11065), (4426, 9070), (4535, 8852)]