28479290

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 96

約数和(自身を含む): 65836800

約数和(自身を除く): 37357510

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 49, 70, 95, 98, 115, 133, 161, 190, 230, 245, 266, 322, 343, 361, 437, 490, 665, 686, 722, 805, 874, 931, 1127, 1330, 1610, 1715, 1805, 1862, 2185, 2254, 2527, 3059, 3430, 3610, 4370, 4655, 5054, 5635, 6118, 6517, 7889, 8303, 9310, 11270, 12635, 13034, 15295, 15778, 16606, 17689, 21413, 25270, 30590, 32585, 35378, 39445, 41515, 42826, 58121, 65170, 78890, 83030, 88445, 107065, 116242, 123823, 149891, 176890, 214130, 247646, 290605, 299782, 406847, 581210, 619115, 749455, 813694, 1238230, 1498910, 2034235, 2847929, 4068470, 5695858, 14239645, 28479290]

約数ペア:

[(1, 28479290), (2, 14239645), (5, 5695858), (7, 4068470), (10, 2847929), (14, 2034235), (19, 1498910), (23, 1238230), (35, 813694), (38, 749455), (46, 619115), (49, 581210), (70, 406847), (95, 299782), (98, 290605), (115, 247646), (133, 214130), (161, 176890), (190, 149891), (230, 123823), (245, 116242), (266, 107065), (322, 88445), (343, 83030), (361, 78890), (437, 65170), (490, 58121), (665, 42826), (686, 41515), (722, 39445), (805, 35378), (874, 32585), (931, 30590), (1127, 25270), (1330, 21413), (1610, 17689), (1715, 16606), (1805, 15778), (1862, 15295), (2185, 13034), (2254, 12635), (2527, 11270), (3059, 9310), (3430, 8303), (3610, 7889), (4370, 6517), (4655, 6118), (5054, 5635)]