208016260

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{125311}}^1$

素因数の和:125403

約数の個数: 24

約数和(自身を含む): 442100736

約数和(自身を除く): 234084476

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 125311, 250622, 501244, 626555, 1253110, 2506220, 10400813, 20801626, 41603252, 52004065, 104008130, 208016260]

約数ペア:

[(1, 208016260), (2, 104008130), (4, 52004065), (5, 41603252), (10, 20801626), (20, 10400813), (83, 2506220), (166, 1253110), (332, 626555), (415, 501244), (830, 250622), (1660, 125311)]