19101040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 52996608

約数和(自身を除く): 33895568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1483, 1610, 1840, 2576, 2966, 3220, 5932, 6440, 7415, 10381, 11864, 12880, 14830, 20762, 23728, 29660, 34109, 41524, 51905, 59320, 68218, 83048, 103810, 118640, 136436, 166096, 170545, 207620, 238763, 272872, 341090, 415240, 477526, 545744, 682180, 830480, 955052, 1193815, 1364360, 1910104, 2387630, 2728720, 3820208, 4775260, 9550520, 19101040]

約数ペア:

[(1, 19101040), (2, 9550520), (4, 4775260), (5, 3820208), (7, 2728720), (8, 2387630), (10, 1910104), (14, 1364360), (16, 1193815), (20, 955052), (23, 830480), (28, 682180), (35, 545744), (40, 477526), (46, 415240), (56, 341090), (70, 272872), (80, 238763), (92, 207620), (112, 170545), (115, 166096), (140, 136436), (161, 118640), (184, 103810), (230, 83048), (280, 68218), (322, 59320), (368, 51905), (460, 41524), (560, 34109), (644, 29660), (805, 23728), (920, 20762), (1288, 14830), (1483, 12880), (1610, 11864), (1840, 10381), (2576, 7415), (2966, 6440), (3220, 5932)]