542786840

素因数分解:

$2^3\times 5^1\times {\mathrm{13569671}}^1$

素因数の和:13569682

約数の個数: 16

約数和(自身を含む): 1221270480

約数和(自身を除く): 678483640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13569671, 27139342, 54278684, 67848355, 108557368, 135696710, 271393420, 542786840]

約数ペア:

[(1, 542786840), (2, 271393420), (4, 135696710), (5, 108557368), (8, 67848355), (10, 54278684), (20, 27139342), (40, 13569671)]