39566020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3539}}^1$

素因数の和:3604

約数の個数: 48

約数和(自身を含む): 91586880

約数和(自身を除く): 52020860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 3539, 5590, 7078, 11180, 14156, 17695, 35390, 46007, 70780, 92014, 152177, 184028, 230035, 304354, 460070, 608708, 760885, 920140, 1521770, 1978301, 3043540, 3956602, 7913204, 9891505, 19783010, 39566020]

約数ペア:

[(1, 39566020), (2, 19783010), (4, 9891505), (5, 7913204), (10, 3956602), (13, 3043540), (20, 1978301), (26, 1521770), (43, 920140), (52, 760885), (65, 608708), (86, 460070), (130, 304354), (172, 230035), (215, 184028), (260, 152177), (430, 92014), (559, 70780), (860, 46007), (1118, 35390), (2236, 17695), (2795, 14156), (3539, 11180), (5590, 7078)]