18340000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 120

約数和(自身を含む): 51958368

約数和(自身を除く): 33618368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 131, 140, 160, 175, 200, 224, 250, 262, 280, 350, 400, 500, 524, 560, 625, 655, 700, 800, 875, 917, 1000, 1048, 1120, 1250, 1310, 1400, 1750, 1834, 2000, 2096, 2500, 2620, 2800, 3275, 3500, 3668, 4000, 4192, 4375, 4585, 5000, 5240, 5600, 6550, 7000, 7336, 8750, 9170, 10000, 10480, 13100, 14000, 14672, 16375, 17500, 18340, 20000, 20960, 22925, 26200, 28000, 29344, 32750, 35000, 36680, 45850, 52400, 65500, 70000, 73360, 81875, 91700, 104800, 114625, 131000, 140000, 146720, 163750, 183400, 229250, 262000, 327500, 366800, 458500, 524000, 573125, 655000, 733600, 917000, 1146250, 1310000, 1834000, 2292500, 2620000, 3668000, 4585000, 9170000, 18340000]

約数ペア:

[(1, 18340000), (2, 9170000), (4, 4585000), (5, 3668000), (7, 2620000), (8, 2292500), (10, 1834000), (14, 1310000), (16, 1146250), (20, 917000), (25, 733600), (28, 655000), (32, 573125), (35, 524000), (40, 458500), (50, 366800), (56, 327500), (70, 262000), (80, 229250), (100, 183400), (112, 163750), (125, 146720), (131, 140000), (140, 131000), (160, 114625), (175, 104800), (200, 91700), (224, 81875), (250, 73360), (262, 70000), (280, 65500), (350, 52400), (400, 45850), (500, 36680), (524, 35000), (560, 32750), (625, 29344), (655, 28000), (700, 26200), (800, 22925), (875, 20960), (917, 20000), (1000, 18340), (1048, 17500), (1120, 16375), (1250, 14672), (1310, 14000), (1400, 13100), (1750, 10480), (1834, 10000), (2000, 9170), (2096, 8750), (2500, 7336), (2620, 7000), (2800, 6550), (3275, 5600), (3500, 5240), (3668, 5000), (4000, 4585), (4192, 4375)]