187395460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1338539}}^1$

素因数の和:1338555

約数の個数: 24

約数和(自身を含む): 449749440

約数和(自身を除く): 262353980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1338539, 2677078, 5354156, 6692695, 9369773, 13385390, 18739546, 26770780, 37479092, 46848865, 93697730, 187395460]

約数ペア:

[(1, 187395460), (2, 93697730), (4, 46848865), (5, 37479092), (7, 26770780), (10, 18739546), (14, 13385390), (20, 9369773), (28, 6692695), (35, 5354156), (70, 2677078), (140, 1338539)]