28186270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 64120896

約数和(自身を除く): 35934626

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 49, 61, 70, 82, 98, 115, 122, 161, 205, 230, 245, 287, 305, 322, 410, 427, 490, 574, 610, 805, 854, 943, 1127, 1403, 1435, 1610, 1886, 2009, 2135, 2254, 2501, 2806, 2870, 2989, 4018, 4270, 4715, 5002, 5635, 5978, 6601, 7015, 9430, 9821, 10045, 11270, 12505, 13202, 14030, 14945, 17507, 19642, 20090, 25010, 29890, 33005, 35014, 46207, 49105, 57523, 66010, 68747, 87535, 92414, 98210, 115046, 122549, 137494, 175070, 231035, 245098, 287615, 343735, 402661, 462070, 575230, 612745, 687470, 805322, 1225490, 2013305, 2818627, 4026610, 5637254, 14093135, 28186270]

約数ペア:

[(1, 28186270), (2, 14093135), (5, 5637254), (7, 4026610), (10, 2818627), (14, 2013305), (23, 1225490), (35, 805322), (41, 687470), (46, 612745), (49, 575230), (61, 462070), (70, 402661), (82, 343735), (98, 287615), (115, 245098), (122, 231035), (161, 175070), (205, 137494), (230, 122549), (245, 115046), (287, 98210), (305, 92414), (322, 87535), (410, 68747), (427, 66010), (490, 57523), (574, 49105), (610, 46207), (805, 35014), (854, 33005), (943, 29890), (1127, 25010), (1403, 20090), (1435, 19642), (1610, 17507), (1886, 14945), (2009, 14030), (2135, 13202), (2254, 12505), (2501, 11270), (2806, 10045), (2870, 9821), (2989, 9430), (4018, 7015), (4270, 6601), (4715, 5978), (5002, 5635)]