142380340

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{12781}}^1$

素因数の和:13347

約数の個数: 24

約数和(自身を含む): 299558952

約数和(自身を除く): 157178612

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 12781, 25562, 51124, 63905, 127810, 255620, 7119017, 14238034, 28476068, 35595085, 71190170, 142380340]

約数ペア:

[(1, 142380340), (2, 71190170), (4, 35595085), (5, 28476068), (10, 14238034), (20, 7119017), (557, 255620), (1114, 127810), (2228, 63905), (2785, 51124), (5570, 25562), (11140, 12781)]