20549600

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1511}}^1$

素因数の和:1548

約数の個数: 72

約数和(自身を含む): 53152848

約数和(自身を除く): 32603248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1511, 1700, 2720, 3022, 3400, 6044, 6800, 7555, 12088, 13600, 15110, 24176, 25687, 30220, 37775, 48352, 51374, 60440, 75550, 102748, 120880, 128435, 151100, 205496, 241760, 256870, 302200, 410992, 513740, 604400, 642175, 821984, 1027480, 1208800, 1284350, 2054960, 2568700, 4109920, 5137400, 10274800, 20549600]

約数ペア:

[(1, 20549600), (2, 10274800), (4, 5137400), (5, 4109920), (8, 2568700), (10, 2054960), (16, 1284350), (17, 1208800), (20, 1027480), (25, 821984), (32, 642175), (34, 604400), (40, 513740), (50, 410992), (68, 302200), (80, 256870), (85, 241760), (100, 205496), (136, 151100), (160, 128435), (170, 120880), (200, 102748), (272, 75550), (340, 60440), (400, 51374), (425, 48352), (544, 37775), (680, 30220), (800, 25687), (850, 24176), (1360, 15110), (1511, 13600), (1700, 12088), (2720, 7555), (3022, 6800), (3400, 6044)]