39268820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4493}}^1$

素因数の和:4544

約数の個数: 48

約数和(自身を含む): 90599040

約数和(自身を除く): 51330220

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 4493, 8740, 8986, 17972, 22465, 44930, 85367, 89860, 103339, 170734, 206678, 341468, 413356, 426835, 516695, 853670, 1033390, 1707340, 1963441, 2066780, 3926882, 7853764, 9817205, 19634410, 39268820]

約数ペア:

[(1, 39268820), (2, 19634410), (4, 9817205), (5, 7853764), (10, 3926882), (19, 2066780), (20, 1963441), (23, 1707340), (38, 1033390), (46, 853670), (76, 516695), (92, 426835), (95, 413356), (115, 341468), (190, 206678), (230, 170734), (380, 103339), (437, 89860), (460, 85367), (874, 44930), (1748, 22465), (2185, 17972), (4370, 8986), (4493, 8740)]