149898260

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{15647}}^1$

素因数の和:16135

約数の個数: 24

約数和(自身を含む): 315463680

約数和(自身を除く): 165565420

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 15647, 31294, 62588, 78235, 156470, 312940, 7494913, 14989826, 29979652, 37474565, 74949130, 149898260]

約数ペア:

[(1, 149898260), (2, 74949130), (4, 37474565), (5, 29979652), (10, 14989826), (20, 7494913), (479, 312940), (958, 156470), (1916, 78235), (2395, 62588), (4790, 31294), (9580, 15647)]