26440330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 54587520

約数和(自身を除く): 28147190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 971, 1942, 1945, 2723, 3890, 4855, 5446, 6797, 9710, 13594, 13615, 27230, 33985, 67970, 377719, 755438, 1888595, 2644033, 3777190, 5288066, 13220165, 26440330]

約数ペア:

[(1, 26440330), (2, 13220165), (5, 5288066), (7, 3777190), (10, 2644033), (14, 1888595), (35, 755438), (70, 377719), (389, 67970), (778, 33985), (971, 27230), (1942, 13615), (1945, 13594), (2723, 9710), (3890, 6797), (4855, 5446)]