287032460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{100361}}^1$

素因数の和:100394

約数の個数: 48

約数和(自身を含む): 708154272

約数和(自身を除く): 421121812

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, 100361, 200722, 401444, 501805, 1003610, 1103971, 1304693, 2007220, 2207942, 2609386, 4415884, 5218772, 5519855, 6523465, 11039710, 13046930, 14351623, 22079420, 26093860, 28703246, 57406492, 71758115, 143516230, 287032460]

約数ペア:

[(1, 287032460), (2, 143516230), (4, 71758115), (5, 57406492), (10, 28703246), (11, 26093860), (13, 22079420), (20, 14351623), (22, 13046930), (26, 11039710), (44, 6523465), (52, 5519855), (55, 5218772), (65, 4415884), (110, 2609386), (130, 2207942), (143, 2007220), (220, 1304693), (260, 1103971), (286, 1003610), (572, 501805), (715, 401444), (1430, 200722), (2860, 100361)]