870896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 40

約数和(自身を含む): 1874880

約数和(自身を除く): 1003984

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 79, 104, 106, 158, 208, 212, 316, 424, 632, 689, 848, 1027, 1264, 1378, 2054, 2756, 4108, 4187, 5512, 8216, 8374, 11024, 16432, 16748, 33496, 54431, 66992, 108862, 217724, 435448, 870896]

約数ペア:

[(1, 870896), (2, 435448), (4, 217724), (8, 108862), (13, 66992), (16, 54431), (26, 33496), (52, 16748), (53, 16432), (79, 11024), (104, 8374), (106, 8216), (158, 5512), (208, 4187), (212, 4108), (316, 2756), (424, 2054), (632, 1378), (689, 1264), (848, 1027)]