2174980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6397}}^1$

素因数の和:6423

約数の個数: 24

約数和(自身を含む): 4836888

約数和(自身を除く): 2661908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 6397, 12794, 25588, 31985, 63970, 108749, 127940, 217498, 434996, 543745, 1087490, 2174980]

約数ペア:

[(1, 2174980), (2, 1087490), (4, 543745), (5, 434996), (10, 217498), (17, 127940), (20, 108749), (34, 63970), (68, 31985), (85, 25588), (170, 12794), (340, 6397)]