72016220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3331}}^1$

素因数の和:3410

約数の個数: 48

約数和(自身を含む): 161215488

約数和(自身を除く): 89199268

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 3331, 4324, 5405, 6662, 10810, 13324, 16655, 21620, 33310, 66620, 76613, 153226, 156557, 306452, 313114, 383065, 626228, 766130, 782785, 1532260, 1565570, 3131140, 3600811, 7201622, 14403244, 18004055, 36008110, 72016220]

約数ペア:

[(1, 72016220), (2, 36008110), (4, 18004055), (5, 14403244), (10, 7201622), (20, 3600811), (23, 3131140), (46, 1565570), (47, 1532260), (92, 782785), (94, 766130), (115, 626228), (188, 383065), (230, 313114), (235, 306452), (460, 156557), (470, 153226), (940, 76613), (1081, 66620), (2162, 33310), (3331, 21620), (4324, 16655), (5405, 13324), (6662, 10810)]