1323660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 3993696

約数和(自身を除く): 2670036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1697, 3394, 5091, 6788, 8485, 10182, 16970, 20364, 22061, 25455, 33940, 44122, 50910, 66183, 88244, 101820, 110305, 132366, 220610, 264732, 330915, 441220, 661830, 1323660]

約数ペア:

[(1, 1323660), (2, 661830), (3, 441220), (4, 330915), (5, 264732), (6, 220610), (10, 132366), (12, 110305), (13, 101820), (15, 88244), (20, 66183), (26, 50910), (30, 44122), (39, 33940), (52, 25455), (60, 22061), (65, 20364), (78, 16970), (130, 10182), (156, 8485), (195, 6788), (260, 5091), (390, 3394), (780, 1697)]