2915930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 5616000

約数和(自身を除く): 2700070

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 149, 190, 206, 298, 515, 745, 1030, 1490, 1957, 2831, 3914, 5662, 9785, 14155, 15347, 19570, 28310, 30694, 76735, 153470, 291593, 583186, 1457965, 2915930]

約数ペア:

[(1, 2915930), (2, 1457965), (5, 583186), (10, 291593), (19, 153470), (38, 76735), (95, 30694), (103, 28310), (149, 19570), (190, 15347), (206, 14155), (298, 9785), (515, 5662), (745, 3914), (1030, 2831), (1490, 1957)]