274400660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{2081}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 608610240

約数和(自身を除く): 334209580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 347, 380, 694, 1388, 1735, 2081, 3470, 4162, 6593, 6940, 8324, 10405, 13186, 20810, 26372, 32965, 39539, 41620, 65930, 79078, 131860, 158156, 197695, 395390, 722107, 790780, 1444214, 2888428, 3610535, 7221070, 13720033, 14442140, 27440066, 54880132, 68600165, 137200330, 274400660]

約数ペア:

[(1, 274400660), (2, 137200330), (4, 68600165), (5, 54880132), (10, 27440066), (19, 14442140), (20, 13720033), (38, 7221070), (76, 3610535), (95, 2888428), (190, 1444214), (347, 790780), (380, 722107), (694, 395390), (1388, 197695), (1735, 158156), (2081, 131860), (3470, 79078), (4162, 65930), (6593, 41620), (6940, 39539), (8324, 32965), (10405, 26372), (13186, 20810)]