55998580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 128842560

約数和(自身を除く): 72843980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 331, 662, 769, 1324, 1538, 1655, 3076, 3310, 3641, 3845, 6620, 7282, 7690, 8459, 14564, 15380, 16918, 18205, 33836, 36410, 42295, 72820, 84590, 169180, 254539, 509078, 1018156, 1272695, 2545390, 2799929, 5090780, 5599858, 11199716, 13999645, 27999290, 55998580]

約数ペア:

[(1, 55998580), (2, 27999290), (4, 13999645), (5, 11199716), (10, 5599858), (11, 5090780), (20, 2799929), (22, 2545390), (44, 1272695), (55, 1018156), (110, 509078), (220, 254539), (331, 169180), (662, 84590), (769, 72820), (1324, 42295), (1538, 36410), (1655, 33836), (3076, 18205), (3310, 16918), (3641, 15380), (3845, 14564), (6620, 8459), (7282, 7690)]