832408520

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{15971}}^1$

素因数の和:17285

約数の個数: 32

約数和(自身を含む): 1874473920

約数和(自身を除く): 1042065400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 2606, 5212, 6515, 10424, 13030, 15971, 26060, 31942, 52120, 63884, 79855, 127768, 159710, 319420, 638840, 20810213, 41620426, 83240852, 104051065, 166481704, 208102130, 416204260, 832408520]

約数ペア:

[(1, 832408520), (2, 416204260), (4, 208102130), (5, 166481704), (8, 104051065), (10, 83240852), (20, 41620426), (40, 20810213), (1303, 638840), (2606, 319420), (5212, 159710), (6515, 127768), (10424, 79855), (13030, 63884), (15971, 52120), (26060, 31942)]