2090386730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{16487}}^1$

素因数の和:16934

約数の個数: 32

約数和(自身を含む): 3893806080

約数和(自身を除く): 1803419350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 409, 818, 2045, 4090, 12679, 16487, 25358, 32974, 63395, 82435, 126790, 164870, 511097, 1022194, 2555485, 5110970, 6743183, 13486366, 33715915, 67431830, 209038673, 418077346, 1045193365, 2090386730]

約数ペア:

[(1, 2090386730), (2, 1045193365), (5, 418077346), (10, 209038673), (31, 67431830), (62, 33715915), (155, 13486366), (310, 6743183), (409, 5110970), (818, 2555485), (2045, 1022194), (4090, 511097), (12679, 164870), (16487, 126790), (25358, 82435), (32974, 63395)]