2456890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 4749120

約数和(自身を除く): 2292230

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 193, 335, 386, 670, 965, 1273, 1930, 2546, 3667, 6365, 7334, 12730, 12931, 18335, 25862, 36670, 64655, 129310, 245689, 491378, 1228445, 2456890]

約数ペア:

[(1, 2456890), (2, 1228445), (5, 491378), (10, 245689), (19, 129310), (38, 64655), (67, 36670), (95, 25862), (134, 18335), (190, 12931), (193, 12730), (335, 7334), (386, 6365), (670, 3667), (965, 2546), (1273, 1930)]