220163970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{564523}}^1$

素因数の和:564546

約数の個数: 32

約数和(自身を含む): 569040192

約数和(自身を除く): 348876222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 564523, 1129046, 1693569, 2822615, 3387138, 5645230, 7338799, 8467845, 14677598, 16935690, 22016397, 36693995, 44032794, 73387990, 110081985, 220163970]

約数ペア:

[(1, 220163970), (2, 110081985), (3, 73387990), (5, 44032794), (6, 36693995), (10, 22016397), (13, 16935690), (15, 14677598), (26, 8467845), (30, 7338799), (39, 5645230), (65, 3387138), (78, 2822615), (130, 1693569), (195, 1129046), (390, 564523)]