28268960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:598

約数の個数: 96

約数和(自身を含む): 74571840

約数和(自身を除く): 46302880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 547, 608, 646, 680, 760, 1094, 1292, 1360, 1520, 1615, 2188, 2584, 2720, 2735, 3040, 3230, 4376, 5168, 5470, 6460, 8752, 9299, 10336, 10393, 10940, 12920, 17504, 18598, 20786, 21880, 25840, 37196, 41572, 43760, 46495, 51680, 51965, 74392, 83144, 87520, 92990, 103930, 148784, 166288, 176681, 185980, 207860, 297568, 332576, 353362, 371960, 415720, 706724, 743920, 831440, 883405, 1413448, 1487840, 1662880, 1766810, 2826896, 3533620, 5653792, 7067240, 14134480, 28268960]

約数ペア:

[(1, 28268960), (2, 14134480), (4, 7067240), (5, 5653792), (8, 3533620), (10, 2826896), (16, 1766810), (17, 1662880), (19, 1487840), (20, 1413448), (32, 883405), (34, 831440), (38, 743920), (40, 706724), (68, 415720), (76, 371960), (80, 353362), (85, 332576), (95, 297568), (136, 207860), (152, 185980), (160, 176681), (170, 166288), (190, 148784), (272, 103930), (304, 92990), (323, 87520), (340, 83144), (380, 74392), (544, 51965), (547, 51680), (608, 46495), (646, 43760), (680, 41572), (760, 37196), (1094, 25840), (1292, 21880), (1360, 20786), (1520, 18598), (1615, 17504), (2188, 12920), (2584, 10940), (2720, 10393), (2735, 10336), (3040, 9299), (3230, 8752), (4376, 6460), (5168, 5470)]