1640874970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1019177}}^1$

素因数の和:1019214

約数の個数: 32

約数和(自身を含む): 3522279168

約数和(自身を除く): 1881404198

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 1019177, 2038354, 5095885, 7134239, 10191770, 14268478, 23441071, 35671195, 46882142, 71342390, 117205355, 164087497, 234410710, 328174994, 820437485, 1640874970]

約数ペア:

[(1, 1640874970), (2, 820437485), (5, 328174994), (7, 234410710), (10, 164087497), (14, 117205355), (23, 71342390), (35, 46882142), (46, 35671195), (70, 23441071), (115, 14268478), (161, 10191770), (230, 7134239), (322, 5095885), (805, 2038354), (1610, 1019177)]