2205700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 5749632

約数和(自身を除く): 3543932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 137, 140, 161, 175, 230, 274, 322, 350, 460, 548, 575, 644, 685, 700, 805, 959, 1150, 1370, 1610, 1918, 2300, 2740, 3151, 3220, 3425, 3836, 4025, 4795, 6302, 6850, 8050, 9590, 12604, 13700, 15755, 16100, 19180, 22057, 23975, 31510, 44114, 47950, 63020, 78775, 88228, 95900, 110285, 157550, 220570, 315100, 441140, 551425, 1102850, 2205700]

約数ペア:

[(1, 2205700), (2, 1102850), (4, 551425), (5, 441140), (7, 315100), (10, 220570), (14, 157550), (20, 110285), (23, 95900), (25, 88228), (28, 78775), (35, 63020), (46, 47950), (50, 44114), (70, 31510), (92, 23975), (100, 22057), (115, 19180), (137, 16100), (140, 15755), (161, 13700), (175, 12604), (230, 9590), (274, 8050), (322, 6850), (350, 6302), (460, 4795), (548, 4025), (575, 3836), (644, 3425), (685, 3220), (700, 3151), (805, 2740), (959, 2300), (1150, 1918), (1370, 1610)]