2391940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2917}}^1$

素因数の和:2967

約数の個数: 24

約数和(自身を含む): 5147352

約数和(自身を除く): 2755412

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2917, 5834, 11668, 14585, 29170, 58340, 119597, 239194, 478388, 597985, 1195970, 2391940]

約数ペア:

[(1, 2391940), (2, 1195970), (4, 597985), (5, 478388), (10, 239194), (20, 119597), (41, 58340), (82, 29170), (164, 14585), (205, 11668), (410, 5834), (820, 2917)]