10815590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 9505690

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 251, 278, 310, 502, 695, 1255, 1390, 2510, 4309, 7781, 8618, 15562, 21545, 34889, 38905, 43090, 69778, 77810, 174445, 348890, 1081559, 2163118, 5407795, 10815590]

約数ペア:

[(1, 10815590), (2, 5407795), (5, 2163118), (10, 1081559), (31, 348890), (62, 174445), (139, 77810), (155, 69778), (251, 43090), (278, 38905), (310, 34889), (502, 21545), (695, 15562), (1255, 8618), (1390, 7781), (2510, 4309)]