3220720

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 7570944

約数和(自身を除く): 4350224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 317, 508, 634, 635, 1016, 1268, 1270, 1585, 2032, 2536, 2540, 3170, 5072, 5080, 6340, 10160, 12680, 25360, 40259, 80518, 161036, 201295, 322072, 402590, 644144, 805180, 1610360, 3220720]

約数ペア:

[(1, 3220720), (2, 1610360), (4, 805180), (5, 644144), (8, 402590), (10, 322072), (16, 201295), (20, 161036), (40, 80518), (80, 40259), (127, 25360), (254, 12680), (317, 10160), (508, 6340), (634, 5080), (635, 5072), (1016, 3170), (1268, 2540), (1270, 2536), (1585, 2032)]