4001885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 5375160

約数和(自身を除く): 1373275

約数列:

[1, 5, 17, 23, 85, 89, 115, 391, 445, 529, 1513, 1955, 2047, 2645, 7565, 8993, 10235, 34799, 44965, 47081, 173995, 235405, 800377, 4001885]

約数ペア:

[(1, 4001885), (5, 800377), (17, 235405), (23, 173995), (85, 47081), (89, 44965), (115, 34799), (391, 10235), (445, 8993), (529, 7565), (1513, 2645), (1955, 2047)]