9158840

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 20694960

約数和(自身を除く): 11536120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 571, 802, 1142, 1604, 2005, 2284, 2855, 3208, 4010, 4568, 5710, 8020, 11420, 16040, 22840, 228971, 457942, 915884, 1144855, 1831768, 2289710, 4579420, 9158840]

約数ペア:

[(1, 9158840), (2, 4579420), (4, 2289710), (5, 1831768), (8, 1144855), (10, 915884), (20, 457942), (40, 228971), (401, 22840), (571, 16040), (802, 11420), (1142, 8020), (1604, 5710), (2005, 4568), (2284, 4010), (2855, 3208)]