188544020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1346743}}^1$

素因数の和:1346759

約数の個数: 24

約数和(自身を含む): 452505984

約数和(自身を除く): 263961964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1346743, 2693486, 5386972, 6733715, 9427201, 13467430, 18854402, 26934860, 37708804, 47136005, 94272010, 188544020]

約数ペア:

[(1, 188544020), (2, 94272010), (4, 47136005), (5, 37708804), (7, 26934860), (10, 18854402), (14, 13467430), (20, 9427201), (28, 6733715), (35, 5386972), (70, 2693486), (140, 1346743)]