726089180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{4813}}^1$

素因数の和:5238

約数の個数: 48

約数和(自身を含む): 1609416480

約数和(自身を除く): 883327300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 397, 794, 1588, 1985, 3970, 4813, 7543, 7940, 9626, 15086, 19252, 24065, 30172, 37715, 48130, 75430, 91447, 96260, 150860, 182894, 365788, 457235, 914470, 1828940, 1910761, 3821522, 7643044, 9553805, 19107610, 36304459, 38215220, 72608918, 145217836, 181522295, 363044590, 726089180]

約数ペア:

[(1, 726089180), (2, 363044590), (4, 181522295), (5, 145217836), (10, 72608918), (19, 38215220), (20, 36304459), (38, 19107610), (76, 9553805), (95, 7643044), (190, 3821522), (380, 1910761), (397, 1828940), (794, 914470), (1588, 457235), (1985, 365788), (3970, 182894), (4813, 150860), (7543, 96260), (7940, 91447), (9626, 75430), (15086, 48130), (19252, 37715), (24065, 30172)]