4706780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 10917984

約数和(自身を除く): 6211204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 421, 430, 559, 842, 860, 1118, 1684, 2105, 2236, 2795, 4210, 5473, 5590, 8420, 10946, 11180, 18103, 21892, 27365, 36206, 54730, 72412, 90515, 109460, 181030, 235339, 362060, 470678, 941356, 1176695, 2353390, 4706780]

約数ペア:

[(1, 4706780), (2, 2353390), (4, 1176695), (5, 941356), (10, 470678), (13, 362060), (20, 235339), (26, 181030), (43, 109460), (52, 90515), (65, 72412), (86, 54730), (130, 36206), (172, 27365), (215, 21892), (260, 18103), (421, 11180), (430, 10946), (559, 8420), (842, 5590), (860, 5473), (1118, 4210), (1684, 2795), (2105, 2236)]