53540620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4297}}^1$

素因数の和:4402

約数の個数: 48

約数和(自身を含む): 129971520

約数和(自身を除く): 76430900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 4297, 6230, 8594, 12460, 17188, 21485, 30079, 42970, 60158, 85940, 120316, 150395, 300790, 382433, 601580, 764866, 1529732, 1912165, 2677031, 3824330, 5354062, 7648660, 10708124, 13385155, 26770310, 53540620]

約数ペア:

[(1, 53540620), (2, 26770310), (4, 13385155), (5, 10708124), (7, 7648660), (10, 5354062), (14, 3824330), (20, 2677031), (28, 1912165), (35, 1529732), (70, 764866), (89, 601580), (140, 382433), (178, 300790), (356, 150395), (445, 120316), (623, 85940), (890, 60158), (1246, 42970), (1780, 30079), (2492, 21485), (3115, 17188), (4297, 12460), (6230, 8594)]