147252020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{138917}}^1$

素因数の和:138979

約数の個数: 24

約数和(自身を含む): 315066024

約数和(自身を除く): 167814004

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 138917, 277834, 555668, 694585, 1389170, 2778340, 7362601, 14725202, 29450404, 36813005, 73626010, 147252020]

約数ペア:

[(1, 147252020), (2, 73626010), (4, 36813005), (5, 29450404), (10, 14725202), (20, 7362601), (53, 2778340), (106, 1389170), (212, 694585), (265, 555668), (530, 277834), (1060, 138917)]