26728480

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1877}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 63889560

約数和(自身を除く): 37161080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 1877, 2848, 3560, 3754, 7120, 7508, 9385, 14240, 15016, 18770, 30032, 37540, 60064, 75080, 150160, 167053, 300320, 334106, 668212, 835265, 1336424, 1670530, 2672848, 3341060, 5345696, 6682120, 13364240, 26728480]

約数ペア:

[(1, 26728480), (2, 13364240), (4, 6682120), (5, 5345696), (8, 3341060), (10, 2672848), (16, 1670530), (20, 1336424), (32, 835265), (40, 668212), (80, 334106), (89, 300320), (160, 167053), (178, 150160), (356, 75080), (445, 60064), (712, 37540), (890, 30032), (1424, 18770), (1780, 15016), (1877, 14240), (2848, 9385), (3560, 7508), (3754, 7120)]