47394280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13313}}^1$

素因数の和:13413

約数の個数: 32

約数和(自身を含む): 107843400

約数和(自身を除く): 60449120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 13313, 26626, 53252, 66565, 106504, 133130, 266260, 532520, 1184857, 2369714, 4739428, 5924285, 9478856, 11848570, 23697140, 47394280]

約数ペア:

[(1, 47394280), (2, 23697140), (4, 11848570), (5, 9478856), (8, 5924285), (10, 4739428), (20, 2369714), (40, 1184857), (89, 532520), (178, 266260), (356, 133130), (445, 106504), (712, 66565), (890, 53252), (1780, 26626), (3560, 13313)]