78869820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1314497}}^1$

素因数の和:1314509

約数の個数: 24

約数和(自身を含む): 220835664

約数和(自身を除く): 141965844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1314497, 2628994, 3943491, 5257988, 6572485, 7886982, 13144970, 15773964, 19717455, 26289940, 39434910, 78869820]

約数ペア:

[(1, 78869820), (2, 39434910), (3, 26289940), (4, 19717455), (5, 15773964), (6, 13144970), (10, 7886982), (12, 6572485), (15, 5257988), (20, 3943491), (30, 2628994), (60, 1314497)]