2691730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 5276160

約数和(自身を除く): 2584430

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 457, 589, 914, 1178, 2285, 2945, 4570, 5890, 8683, 14167, 17366, 28334, 43415, 70835, 86830, 141670, 269173, 538346, 1345865, 2691730]

約数ペア:

[(1, 2691730), (2, 1345865), (5, 538346), (10, 269173), (19, 141670), (31, 86830), (38, 70835), (62, 43415), (95, 28334), (155, 17366), (190, 14167), (310, 8683), (457, 5890), (589, 4570), (914, 2945), (1178, 2285)]