26800120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21613}}^1$

素因数の和:21655

約数の個数: 32

約数和(自身を含む): 62248320

約数和(自身を除く): 35448200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21613, 43226, 86452, 108065, 172904, 216130, 432260, 670003, 864520, 1340006, 2680012, 3350015, 5360024, 6700030, 13400060, 26800120]

約数ペア:

[(1, 26800120), (2, 13400060), (4, 6700030), (5, 5360024), (8, 3350015), (10, 2680012), (20, 1340006), (31, 864520), (40, 670003), (62, 432260), (124, 216130), (155, 172904), (248, 108065), (310, 86452), (620, 43226), (1240, 21613)]