28998530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 30721150

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 71, 79, 94, 110, 142, 158, 235, 355, 395, 470, 517, 710, 781, 790, 869, 1034, 1562, 1738, 2585, 3337, 3713, 3905, 4345, 5170, 5609, 6674, 7426, 7810, 8690, 11218, 16685, 18565, 28045, 33370, 36707, 37130, 40843, 56090, 61699, 73414, 81686, 123398, 183535, 204215, 263623, 308495, 367070, 408430, 527246, 616990, 1318115, 2636230, 2899853, 5799706, 14499265, 28998530]

約数ペア:

[(1, 28998530), (2, 14499265), (5, 5799706), (10, 2899853), (11, 2636230), (22, 1318115), (47, 616990), (55, 527246), (71, 408430), (79, 367070), (94, 308495), (110, 263623), (142, 204215), (158, 183535), (235, 123398), (355, 81686), (395, 73414), (470, 61699), (517, 56090), (710, 40843), (781, 37130), (790, 36707), (869, 33370), (1034, 28045), (1562, 18565), (1738, 16685), (2585, 11218), (3337, 8690), (3713, 7810), (3905, 7426), (4345, 6674), (5170, 5609)]