291682780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{2411}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 641862144

約数和(自身を除く): 350179364

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 263, 460, 526, 1052, 1315, 2411, 2630, 4822, 5260, 6049, 9644, 12055, 12098, 24110, 24196, 30245, 48220, 55453, 60490, 110906, 120980, 221812, 277265, 554530, 634093, 1109060, 1268186, 2536372, 3170465, 6340930, 12681860, 14584139, 29168278, 58336556, 72920695, 145841390, 291682780]

約数ペア:

[(1, 291682780), (2, 145841390), (4, 72920695), (5, 58336556), (10, 29168278), (20, 14584139), (23, 12681860), (46, 6340930), (92, 3170465), (115, 2536372), (230, 1268186), (263, 1109060), (460, 634093), (526, 554530), (1052, 277265), (1315, 221812), (2411, 120980), (2630, 110906), (4822, 60490), (5260, 55453), (6049, 48220), (9644, 30245), (12055, 24196), (12098, 24110)]