18289120

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 43551648

約数和(自身を除く): 25262528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 757, 1208, 1510, 1514, 2416, 3020, 3028, 3785, 4832, 6040, 6056, 7570, 12080, 12112, 15140, 24160, 24224, 30280, 60560, 114307, 121120, 228614, 457228, 571535, 914456, 1143070, 1828912, 2286140, 3657824, 4572280, 9144560, 18289120]

約数ペア:

[(1, 18289120), (2, 9144560), (4, 4572280), (5, 3657824), (8, 2286140), (10, 1828912), (16, 1143070), (20, 914456), (32, 571535), (40, 457228), (80, 228614), (151, 121120), (160, 114307), (302, 60560), (604, 30280), (755, 24224), (757, 24160), (1208, 15140), (1510, 12112), (1514, 12080), (2416, 7570), (3020, 6056), (3028, 6040), (3785, 4832)]