887773120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{213407}}^1$

素因数の和:213437

約数の個数: 56

約数和(自身を含む): 2276636544

約数和(自身を除く): 1388863424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 213407, 426814, 853628, 1067035, 1707256, 2134070, 2774291, 3414512, 4268140, 5548582, 6829024, 8536280, 11097164, 13658048, 13871455, 17072560, 22194328, 27742910, 34145120, 44388656, 55485820, 68290240, 88777312, 110971640, 177554624, 221943280, 443886560, 887773120]

約数ペア:

[(1, 887773120), (2, 443886560), (4, 221943280), (5, 177554624), (8, 110971640), (10, 88777312), (13, 68290240), (16, 55485820), (20, 44388656), (26, 34145120), (32, 27742910), (40, 22194328), (52, 17072560), (64, 13871455), (65, 13658048), (80, 11097164), (104, 8536280), (130, 6829024), (160, 5548582), (208, 4268140), (260, 3414512), (320, 2774291), (416, 2134070), (520, 1707256), (832, 1067035), (1040, 853628), (2080, 426814), (4160, 213407)]