4640990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 24

約数和(自身を含む): 8586648

約数和(自身を除く): 3945658

約数列:

[1, 2, 5, 10, 43, 86, 215, 251, 430, 502, 1255, 1849, 2510, 3698, 9245, 10793, 18490, 21586, 53965, 107930, 464099, 928198, 2320495, 4640990]

約数ペア:

[(1, 4640990), (2, 2320495), (5, 928198), (10, 464099), (43, 107930), (86, 53965), (215, 21586), (251, 18490), (430, 10793), (502, 9245), (1255, 3698), (1849, 2510)]