28970896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 59559680

約数和(自身を除く): 30588784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 607, 628, 1214, 1256, 2428, 2512, 2983, 4856, 5966, 9712, 11533, 11932, 23066, 23864, 46132, 47728, 92264, 95299, 184528, 190598, 381196, 762392, 1524784, 1810681, 3621362, 7242724, 14485448, 28970896]

約数ペア:

[(1, 28970896), (2, 14485448), (4, 7242724), (8, 3621362), (16, 1810681), (19, 1524784), (38, 762392), (76, 381196), (152, 190598), (157, 184528), (304, 95299), (314, 92264), (607, 47728), (628, 46132), (1214, 23864), (1256, 23066), (2428, 11932), (2512, 11533), (2983, 9712), (4856, 5966)]