186703420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9439}}^1$

素因数の和:9514

約数の個数: 48

約数和(自身を含む): 418682880

約数和(自身を除く): 231979460

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9439, 9890, 18878, 19780, 37756, 47195, 94390, 188780, 217097, 405877, 434194, 811754, 868388, 1085485, 1623508, 2029385, 2170970, 4058770, 4341940, 8117540, 9335171, 18670342, 37340684, 46675855, 93351710, 186703420]

約数ペア:

[(1, 186703420), (2, 93351710), (4, 46675855), (5, 37340684), (10, 18670342), (20, 9335171), (23, 8117540), (43, 4341940), (46, 4058770), (86, 2170970), (92, 2029385), (115, 1623508), (172, 1085485), (215, 868388), (230, 811754), (430, 434194), (460, 405877), (860, 217097), (989, 188780), (1978, 94390), (3956, 47195), (4945, 37756), (9439, 19780), (9890, 18878)]