17728400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 46497024

約数和(自身を除く): 28768624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 41, 46, 47, 50, 80, 82, 92, 94, 100, 115, 164, 184, 188, 200, 205, 230, 235, 328, 368, 376, 400, 410, 460, 470, 575, 656, 752, 820, 920, 940, 943, 1025, 1081, 1150, 1175, 1640, 1840, 1880, 1886, 1927, 2050, 2162, 2300, 2350, 3280, 3760, 3772, 3854, 4100, 4324, 4600, 4700, 4715, 5405, 7544, 7708, 8200, 8648, 9200, 9400, 9430, 9635, 10810, 15088, 15416, 16400, 17296, 18800, 18860, 19270, 21620, 23575, 27025, 30832, 37720, 38540, 43240, 44321, 47150, 48175, 54050, 75440, 77080, 86480, 88642, 94300, 96350, 108100, 154160, 177284, 188600, 192700, 216200, 221605, 354568, 377200, 385400, 432400, 443210, 709136, 770800, 886420, 1108025, 1772840, 2216050, 3545680, 4432100, 8864200, 17728400]

約数ペア:

[(1, 17728400), (2, 8864200), (4, 4432100), (5, 3545680), (8, 2216050), (10, 1772840), (16, 1108025), (20, 886420), (23, 770800), (25, 709136), (40, 443210), (41, 432400), (46, 385400), (47, 377200), (50, 354568), (80, 221605), (82, 216200), (92, 192700), (94, 188600), (100, 177284), (115, 154160), (164, 108100), (184, 96350), (188, 94300), (200, 88642), (205, 86480), (230, 77080), (235, 75440), (328, 54050), (368, 48175), (376, 47150), (400, 44321), (410, 43240), (460, 38540), (470, 37720), (575, 30832), (656, 27025), (752, 23575), (820, 21620), (920, 19270), (940, 18860), (943, 18800), (1025, 17296), (1081, 16400), (1150, 15416), (1175, 15088), (1640, 10810), (1840, 9635), (1880, 9430), (1886, 9400), (1927, 9200), (2050, 8648), (2162, 8200), (2300, 7708), (2350, 7544), (3280, 5405), (3760, 4715), (3772, 4700), (3854, 4600), (4100, 4324)]