26301640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21211}}^1$

素因数の和:21253

約数の個数: 32

約数和(自身を含む): 61090560

約数和(自身を除く): 34788920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21211, 42422, 84844, 106055, 169688, 212110, 424220, 657541, 848440, 1315082, 2630164, 3287705, 5260328, 6575410, 13150820, 26301640]

約数ペア:

[(1, 26301640), (2, 13150820), (4, 6575410), (5, 5260328), (8, 3287705), (10, 2630164), (20, 1315082), (31, 848440), (40, 657541), (62, 424220), (124, 212110), (155, 169688), (248, 106055), (310, 84844), (620, 42422), (1240, 21211)]