503183420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{25439}}^1$

素因数の和:25514

約数の個数: 48

約数和(自身を含む): 1128314880

約数和(自身を除く): 625131460

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, 9890, 19780, 25439, 50878, 101756, 127195, 254390, 508780, 585097, 1093877, 1170194, 2187754, 2340388, 2925485, 4375508, 5469385, 5850970, 10938770, 11701940, 21877540, 25159171, 50318342, 100636684, 125795855, 251591710, 503183420]

約数ペア:

[(1, 503183420), (2, 251591710), (4, 125795855), (5, 100636684), (10, 50318342), (20, 25159171), (23, 21877540), (43, 11701940), (46, 10938770), (86, 5850970), (92, 5469385), (115, 4375508), (172, 2925485), (215, 2340388), (230, 2187754), (430, 1170194), (460, 1093877), (860, 585097), (989, 508780), (1978, 254390), (3956, 127195), (4945, 101756), (9890, 50878), (19780, 25439)]