2912101460

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{227153}}^1$

素因数の和:227803

約数の個数: 24

約数和(自身を含む): 6124980456

約数和(自身を除く): 3212878996

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 227153, 454306, 908612, 1135765, 2271530, 4543060, 145605073, 291210146, 582420292, 728025365, 1456050730, 2912101460]

約数ペア:

[(1, 2912101460), (2, 1456050730), (4, 728025365), (5, 582420292), (10, 291210146), (20, 145605073), (641, 4543060), (1282, 2271530), (2564, 1135765), (3205, 908612), (6410, 454306), (12820, 227153)]