47207120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13723}}^1$

素因数の和:13779

約数の個数: 40

約数和(自身を含む): 112317216

約数和(自身を除く): 65110096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 13723, 27446, 54892, 68615, 109784, 137230, 219568, 274460, 548920, 590089, 1097840, 1180178, 2360356, 2950445, 4720712, 5900890, 9441424, 11801780, 23603560, 47207120]

約数ペア:

[(1, 47207120), (2, 23603560), (4, 11801780), (5, 9441424), (8, 5900890), (10, 4720712), (16, 2950445), (20, 2360356), (40, 1180178), (43, 1097840), (80, 590089), (86, 548920), (172, 274460), (215, 219568), (344, 137230), (430, 109784), (688, 68615), (860, 54892), (1720, 27446), (3440, 13723)]