254322340

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{20543}}^1$

素因数の和:21171

約数の個数: 24

約数和(自身を含む): 534965760

約数和(自身を除く): 280643420

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 12380, 20543, 41086, 82172, 102715, 205430, 410860, 12716117, 25432234, 50864468, 63580585, 127161170, 254322340]

約数ペア:

[(1, 254322340), (2, 127161170), (4, 63580585), (5, 50864468), (10, 25432234), (20, 12716117), (619, 410860), (1238, 205430), (2476, 102715), (3095, 82172), (6190, 41086), (12380, 20543)]