400492048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{23459}}^1$

素因数の和:23575

約数の個数: 40

約数和(自身を含む): 855257760

約数和(自身を除く): 454765712

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1552, 2134, 4268, 8536, 17072, 23459, 46918, 93836, 187672, 258049, 375344, 516098, 1032196, 2064392, 2275523, 4128784, 4551046, 9102092, 18204184, 25030753, 36408368, 50061506, 100123012, 200246024, 400492048]

約数ペア:

[(1, 400492048), (2, 200246024), (4, 100123012), (8, 50061506), (11, 36408368), (16, 25030753), (22, 18204184), (44, 9102092), (88, 4551046), (97, 4128784), (176, 2275523), (194, 2064392), (388, 1032196), (776, 516098), (1067, 375344), (1552, 258049), (2134, 187672), (4268, 93836), (8536, 46918), (17072, 23459)]