1255361780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{35603}}^1$

素因数の和:35696

約数の個数: 48

約数和(自身を含む): 2763440064

約数和(自身を除く): 1508078284

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 7052, 8815, 17630, 35260, 35603, 71206, 142412, 178015, 356030, 712060, 1459723, 1530929, 2919446, 3061858, 5838892, 6123716, 7298615, 7654645, 14597230, 15309290, 29194460, 30618580, 62768089, 125536178, 251072356, 313840445, 627680890, 1255361780]

約数ペア:

[(1, 1255361780), (2, 627680890), (4, 313840445), (5, 251072356), (10, 125536178), (20, 62768089), (41, 30618580), (43, 29194460), (82, 15309290), (86, 14597230), (164, 7654645), (172, 7298615), (205, 6123716), (215, 5838892), (410, 3061858), (430, 2919446), (820, 1530929), (860, 1459723), (1763, 712060), (3526, 356030), (7052, 178015), (8815, 142412), (17630, 71206), (35260, 35603)]