7186660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 16454592

約数和(自身を除く): 9267932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 211, 260, 262, 422, 524, 655, 844, 1055, 1310, 1703, 2110, 2620, 2743, 3406, 4220, 5486, 6812, 8515, 10972, 13715, 17030, 27430, 27641, 34060, 54860, 55282, 110564, 138205, 276410, 359333, 552820, 718666, 1437332, 1796665, 3593330, 7186660]

約数ペア:

[(1, 7186660), (2, 3593330), (4, 1796665), (5, 1437332), (10, 718666), (13, 552820), (20, 359333), (26, 276410), (52, 138205), (65, 110564), (130, 55282), (131, 54860), (211, 34060), (260, 27641), (262, 27430), (422, 17030), (524, 13715), (655, 10972), (844, 8515), (1055, 6812), (1310, 5486), (1703, 4220), (2110, 3406), (2620, 2743)]