2166418160

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{78041}}^1$

素因数の和:78401

約数の個数: 40

約数和(自身を含む): 5051502576

約数和(自身を除く): 2885084416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 1388, 1735, 2776, 3470, 5552, 6940, 13880, 27760, 78041, 156082, 312164, 390205, 624328, 780410, 1248656, 1560820, 3121640, 6243280, 27080227, 54160454, 108320908, 135401135, 216641816, 270802270, 433283632, 541604540, 1083209080, 2166418160]

約数ペア:

[(1, 2166418160), (2, 1083209080), (4, 541604540), (5, 433283632), (8, 270802270), (10, 216641816), (16, 135401135), (20, 108320908), (40, 54160454), (80, 27080227), (347, 6243280), (694, 3121640), (1388, 1560820), (1735, 1248656), (2776, 780410), (3470, 624328), (5552, 390205), (6940, 312164), (13880, 156082), (27760, 78041)]