204884020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{7333}}^1$

素因数の和:7480

約数の個数: 48

約数和(自身を含む): 473131008

約数和(自身を除く): 268246988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2540, 2794, 5588, 6985, 7333, 13970, 14666, 27940, 29332, 36665, 73330, 80663, 146660, 161326, 322652, 403315, 806630, 931291, 1613260, 1862582, 3725164, 4656455, 9312910, 10244201, 18625820, 20488402, 40976804, 51221005, 102442010, 204884020]

約数ペア:

[(1, 204884020), (2, 102442010), (4, 51221005), (5, 40976804), (10, 20488402), (11, 18625820), (20, 10244201), (22, 9312910), (44, 4656455), (55, 3725164), (110, 1862582), (127, 1613260), (220, 931291), (254, 806630), (508, 403315), (635, 322652), (1270, 161326), (1397, 146660), (2540, 80663), (2794, 73330), (5588, 36665), (6985, 29332), (7333, 27940), (13970, 14666)]