20571256260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{197383}}^1$

素因数の和:197594

約数の個数: 96

約数和(自身を含む): 64331393280

約数和(自身を除く): 43760137020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 193, 270, 386, 540, 579, 772, 965, 1158, 1737, 1930, 2316, 2895, 3474, 3860, 5211, 5790, 6948, 8685, 10422, 11580, 17370, 20844, 26055, 34740, 52110, 104220, 197383, 394766, 592149, 789532, 986915, 1184298, 1776447, 1973830, 2368596, 2960745, 3552894, 3947660, 5329341, 5921490, 7105788, 8882235, 10658682, 11842980, 17764470, 21317364, 26646705, 35528940, 38094919, 53293410, 76189838, 106586820, 114284757, 152379676, 190474595, 228569514, 342854271, 380949190, 457139028, 571423785, 685708542, 761898380, 1028562813, 1142847570, 1371417084, 1714271355, 2057125626, 2285695140, 3428542710, 4114251252, 5142814065, 6857085420, 10285628130, 20571256260]

約数ペア:

[(1, 20571256260), (2, 10285628130), (3, 6857085420), (4, 5142814065), (5, 4114251252), (6, 3428542710), (9, 2285695140), (10, 2057125626), (12, 1714271355), (15, 1371417084), (18, 1142847570), (20, 1028562813), (27, 761898380), (30, 685708542), (36, 571423785), (45, 457139028), (54, 380949190), (60, 342854271), (90, 228569514), (108, 190474595), (135, 152379676), (180, 114284757), (193, 106586820), (270, 76189838), (386, 53293410), (540, 38094919), (579, 35528940), (772, 26646705), (965, 21317364), (1158, 17764470), (1737, 11842980), (1930, 10658682), (2316, 8882235), (2895, 7105788), (3474, 5921490), (3860, 5329341), (5211, 3947660), (5790, 3552894), (6948, 2960745), (8685, 2368596), (10422, 1973830), (11580, 1776447), (17370, 1184298), (20844, 986915), (26055, 789532), (34740, 592149), (52110, 394766), (104220, 197383)]