28724960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 96

約数和(自身を含む): 78019200

約数和(自身を除く): 49294240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 859, 880, 1045, 1520, 1672, 1718, 1760, 2090, 3040, 3344, 3436, 4180, 4295, 6688, 6872, 8360, 8590, 9449, 13744, 16321, 16720, 17180, 18898, 27488, 32642, 33440, 34360, 37796, 47245, 65284, 68720, 75592, 81605, 94490, 130568, 137440, 151184, 163210, 179531, 188980, 261136, 302368, 326420, 359062, 377960, 522272, 652840, 718124, 755920, 897655, 1305680, 1436248, 1511840, 1795310, 2611360, 2872496, 3590620, 5744992, 7181240, 14362480, 28724960]

約数ペア:

[(1, 28724960), (2, 14362480), (4, 7181240), (5, 5744992), (8, 3590620), (10, 2872496), (11, 2611360), (16, 1795310), (19, 1511840), (20, 1436248), (22, 1305680), (32, 897655), (38, 755920), (40, 718124), (44, 652840), (55, 522272), (76, 377960), (80, 359062), (88, 326420), (95, 302368), (110, 261136), (152, 188980), (160, 179531), (176, 163210), (190, 151184), (209, 137440), (220, 130568), (304, 94490), (352, 81605), (380, 75592), (418, 68720), (440, 65284), (608, 47245), (760, 37796), (836, 34360), (859, 33440), (880, 32642), (1045, 27488), (1520, 18898), (1672, 17180), (1718, 16720), (1760, 16321), (2090, 13744), (3040, 9449), (3344, 8590), (3436, 8360), (4180, 6872), (4295, 6688)]