404471280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1685297}}^1$

素因数の和:1685313

約数の個数: 40

約数和(自身を含む): 1253861712

約数和(自身を除く): 849390432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1685297, 3370594, 5055891, 6741188, 8426485, 10111782, 13482376, 16852970, 20223564, 25279455, 26964752, 33705940, 40447128, 50558910, 67411880, 80894256, 101117820, 134823760, 202235640, 404471280]

約数ペア:

[(1, 404471280), (2, 202235640), (3, 134823760), (4, 101117820), (5, 80894256), (6, 67411880), (8, 50558910), (10, 40447128), (12, 33705940), (15, 26964752), (16, 25279455), (20, 20223564), (24, 16852970), (30, 13482376), (40, 10111782), (48, 8426485), (60, 6741188), (80, 5055891), (120, 3370594), (240, 1685297)]