19375300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 29371580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 140, 175, 178, 311, 350, 356, 445, 622, 623, 700, 890, 1244, 1246, 1555, 1780, 2177, 2225, 2492, 3110, 3115, 4354, 4450, 6220, 6230, 7775, 8708, 8900, 10885, 12460, 15550, 15575, 21770, 27679, 31100, 31150, 43540, 54425, 55358, 62300, 108850, 110716, 138395, 193753, 217700, 276790, 387506, 553580, 691975, 775012, 968765, 1383950, 1937530, 2767900, 3875060, 4843825, 9687650, 19375300]

約数ペア:

[(1, 19375300), (2, 9687650), (4, 4843825), (5, 3875060), (7, 2767900), (10, 1937530), (14, 1383950), (20, 968765), (25, 775012), (28, 691975), (35, 553580), (50, 387506), (70, 276790), (89, 217700), (100, 193753), (140, 138395), (175, 110716), (178, 108850), (311, 62300), (350, 55358), (356, 54425), (445, 43540), (622, 31150), (623, 31100), (700, 27679), (890, 21770), (1244, 15575), (1246, 15550), (1555, 12460), (1780, 10885), (2177, 8900), (2225, 8708), (2492, 7775), (3110, 6230), (3115, 6220), (4354, 4450)]