5688020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 13039488

約数和(自身を除く): 7351468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 167, 260, 262, 334, 524, 655, 668, 835, 1310, 1670, 1703, 2171, 2620, 3340, 3406, 4342, 6812, 8515, 8684, 10855, 17030, 21710, 21877, 34060, 43420, 43754, 87508, 109385, 218770, 284401, 437540, 568802, 1137604, 1422005, 2844010, 5688020]

約数ペア:

[(1, 5688020), (2, 2844010), (4, 1422005), (5, 1137604), (10, 568802), (13, 437540), (20, 284401), (26, 218770), (52, 109385), (65, 87508), (130, 43754), (131, 43420), (167, 34060), (260, 21877), (262, 21710), (334, 17030), (524, 10855), (655, 8684), (668, 8515), (835, 6812), (1310, 4342), (1670, 3406), (1703, 3340), (2171, 2620)]