30725940820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3761}}^1\times {\mathrm{21499}}^1$

素因数の和:25288

約数の個数: 48

約数和(自身を含む): 67941720000

約数和(自身を除く): 37215779180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3761, 7522, 15044, 18805, 21499, 37610, 42998, 71459, 75220, 85996, 107495, 142918, 214990, 285836, 357295, 408481, 429980, 714590, 816962, 1429180, 1633924, 2042405, 4084810, 8169620, 80857739, 161715478, 323430956, 404288695, 808577390, 1536297041, 1617154780, 3072594082, 6145188164, 7681485205, 15362970410, 30725940820]

約数ペア:

[(1, 30725940820), (2, 15362970410), (4, 7681485205), (5, 6145188164), (10, 3072594082), (19, 1617154780), (20, 1536297041), (38, 808577390), (76, 404288695), (95, 323430956), (190, 161715478), (380, 80857739), (3761, 8169620), (7522, 4084810), (15044, 2042405), (18805, 1633924), (21499, 1429180), (37610, 816962), (42998, 714590), (71459, 429980), (75220, 408481), (85996, 357295), (107495, 285836), (142918, 214990)]