19315600

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1184

約数の個数: 60

約数和(自身を含む): 47527216

約数和(自身を除く): 28211616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1123, 1720, 2150, 2246, 3440, 4300, 4492, 5615, 8600, 8984, 11230, 17200, 17968, 22460, 28075, 44920, 48289, 56150, 89840, 96578, 112300, 193156, 224600, 241445, 386312, 449200, 482890, 772624, 965780, 1207225, 1931560, 2414450, 3863120, 4828900, 9657800, 19315600]

約数ペア:

[(1, 19315600), (2, 9657800), (4, 4828900), (5, 3863120), (8, 2414450), (10, 1931560), (16, 1207225), (20, 965780), (25, 772624), (40, 482890), (43, 449200), (50, 386312), (80, 241445), (86, 224600), (100, 193156), (172, 112300), (200, 96578), (215, 89840), (344, 56150), (400, 48289), (430, 44920), (688, 28075), (860, 22460), (1075, 17968), (1123, 17200), (1720, 11230), (2150, 8984), (2246, 8600), (3440, 5615), (4300, 4492)]