29727620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2724

約数の個数: 48

約数和(自身を含む): 68819520

約数和(自身を除く): 39091900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2659, 2795, 5318, 5590, 10636, 11180, 13295, 26590, 34567, 53180, 69134, 114337, 138268, 172835, 228674, 345670, 457348, 571685, 691340, 1143370, 1486381, 2286740, 2972762, 5945524, 7431905, 14863810, 29727620]

約数ペア:

[(1, 29727620), (2, 14863810), (4, 7431905), (5, 5945524), (10, 2972762), (13, 2286740), (20, 1486381), (26, 1143370), (43, 691340), (52, 571685), (65, 457348), (86, 345670), (130, 228674), (172, 172835), (215, 138268), (260, 114337), (430, 69134), (559, 53180), (860, 34567), (1118, 26590), (2236, 13295), (2659, 11180), (2795, 10636), (5318, 5590)]