7886980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23197}}^1$

素因数の和:23223

約数の個数: 24

約数和(自身を含む): 17537688

約数和(自身を除く): 9650708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 23197, 46394, 92788, 115985, 231970, 394349, 463940, 788698, 1577396, 1971745, 3943490, 7886980]

約数ペア:

[(1, 7886980), (2, 3943490), (4, 1971745), (5, 1577396), (10, 788698), (17, 463940), (20, 394349), (34, 231970), (68, 115985), (85, 92788), (170, 46394), (340, 23197)]