19576960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 50958180

約数和(自身を除く): 31381220

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 181, 208, 260, 320, 338, 362, 416, 520, 640, 676, 724, 832, 845, 905, 1040, 1352, 1448, 1664, 1690, 1810, 2080, 2353, 2704, 2896, 3380, 3620, 4160, 4706, 5408, 5792, 6760, 7240, 8320, 9412, 10816, 11584, 11765, 13520, 14480, 18824, 21632, 23168, 23530, 27040, 28960, 30589, 37648, 47060, 54080, 57920, 61178, 75296, 94120, 108160, 115840, 122356, 150592, 152945, 188240, 244712, 301184, 305890, 376480, 489424, 611780, 752960, 978848, 1223560, 1505920, 1957696, 2447120, 3915392, 4894240, 9788480, 19576960]

約数ペア:

[(1, 19576960), (2, 9788480), (4, 4894240), (5, 3915392), (8, 2447120), (10, 1957696), (13, 1505920), (16, 1223560), (20, 978848), (26, 752960), (32, 611780), (40, 489424), (52, 376480), (64, 305890), (65, 301184), (80, 244712), (104, 188240), (128, 152945), (130, 150592), (160, 122356), (169, 115840), (181, 108160), (208, 94120), (260, 75296), (320, 61178), (338, 57920), (362, 54080), (416, 47060), (520, 37648), (640, 30589), (676, 28960), (724, 27040), (832, 23530), (845, 23168), (905, 21632), (1040, 18824), (1352, 14480), (1448, 13520), (1664, 11765), (1690, 11584), (1810, 10816), (2080, 9412), (2353, 8320), (2704, 7240), (2896, 6760), (3380, 5792), (3620, 5408), (4160, 4706)]