259220120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281761}}^1$

素因数の和:281795

約数の個数: 32

約数和(自身を含む): 608605920

約数和(自身を除く): 349385800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 281761, 563522, 1127044, 1408805, 2254088, 2817610, 5635220, 6480503, 11270440, 12961006, 25922012, 32402515, 51844024, 64805030, 129610060, 259220120]

約数ペア:

[(1, 259220120), (2, 129610060), (4, 64805030), (5, 51844024), (8, 32402515), (10, 25922012), (20, 12961006), (23, 11270440), (40, 6480503), (46, 5635220), (92, 2817610), (115, 2254088), (184, 1408805), (230, 1127044), (460, 563522), (920, 281761)]