90920380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{827}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 200309760

約数和(自身を除く): 109389380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 827, 956, 1195, 1654, 2390, 3308, 4135, 4780, 5497, 8270, 10994, 16540, 19021, 21988, 27485, 38042, 54970, 76084, 95105, 109940, 190210, 197653, 380420, 395306, 790612, 988265, 1976530, 3953060, 4546019, 9092038, 18184076, 22730095, 45460190, 90920380]

約数ペア:

[(1, 90920380), (2, 45460190), (4, 22730095), (5, 18184076), (10, 9092038), (20, 4546019), (23, 3953060), (46, 1976530), (92, 988265), (115, 790612), (230, 395306), (239, 380420), (460, 197653), (478, 190210), (827, 109940), (956, 95105), (1195, 76084), (1654, 54970), (2390, 38042), (3308, 27485), (4135, 21988), (4780, 19021), (5497, 16540), (8270, 10994)]