28894580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10103}}^1$

素因数の和:10136

約数の個数: 48

約数和(自身を含む): 71293824

約数和(自身を除く): 42399244

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10103, 20206, 40412, 50515, 101030, 111133, 131339, 202060, 222266, 262678, 444532, 525356, 555665, 656695, 1111330, 1313390, 1444729, 2222660, 2626780, 2889458, 5778916, 7223645, 14447290, 28894580]

約数ペア:

[(1, 28894580), (2, 14447290), (4, 7223645), (5, 5778916), (10, 2889458), (11, 2626780), (13, 2222660), (20, 1444729), (22, 1313390), (26, 1111330), (44, 656695), (52, 555665), (55, 525356), (65, 444532), (110, 262678), (130, 222266), (143, 202060), (220, 131339), (260, 111133), (286, 101030), (572, 50515), (715, 40412), (1430, 20206), (2860, 10103)]