19293840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 120

約数和(自身を含む): 65614848

約数和(自身を除く): 46321008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 211, 240, 254, 360, 381, 422, 508, 633, 635, 720, 762, 844, 1016, 1055, 1143, 1266, 1270, 1524, 1688, 1899, 1905, 2032, 2110, 2286, 2532, 2540, 3048, 3165, 3376, 3798, 3810, 4220, 4572, 5064, 5080, 5715, 6096, 6330, 7596, 7620, 8440, 9144, 9495, 10128, 10160, 11430, 12660, 15192, 15240, 16880, 18288, 18990, 22860, 25320, 26797, 30384, 30480, 37980, 45720, 50640, 53594, 75960, 80391, 91440, 107188, 133985, 151920, 160782, 214376, 241173, 267970, 321564, 401955, 428752, 482346, 535940, 643128, 803910, 964692, 1071880, 1205865, 1286256, 1607820, 1929384, 2143760, 2411730, 3215640, 3858768, 4823460, 6431280, 9646920, 19293840]

約数ペア:

[(1, 19293840), (2, 9646920), (3, 6431280), (4, 4823460), (5, 3858768), (6, 3215640), (8, 2411730), (9, 2143760), (10, 1929384), (12, 1607820), (15, 1286256), (16, 1205865), (18, 1071880), (20, 964692), (24, 803910), (30, 643128), (36, 535940), (40, 482346), (45, 428752), (48, 401955), (60, 321564), (72, 267970), (80, 241173), (90, 214376), (120, 160782), (127, 151920), (144, 133985), (180, 107188), (211, 91440), (240, 80391), (254, 75960), (360, 53594), (381, 50640), (422, 45720), (508, 37980), (633, 30480), (635, 30384), (720, 26797), (762, 25320), (844, 22860), (1016, 18990), (1055, 18288), (1143, 16880), (1266, 15240), (1270, 15192), (1524, 12660), (1688, 11430), (1899, 10160), (1905, 10128), (2032, 9495), (2110, 9144), (2286, 8440), (2532, 7620), (2540, 7596), (3048, 6330), (3165, 6096), (3376, 5715), (3798, 5080), (3810, 5064), (4220, 4572)]