29939180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 66468864

約数和(自身を除く): 36529684

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1123, 1333, 2246, 2666, 4492, 5332, 5615, 6665, 11230, 13330, 22460, 26660, 34813, 48289, 69626, 96578, 139252, 174065, 193156, 241445, 348130, 482890, 696260, 965780, 1496959, 2993918, 5987836, 7484795, 14969590, 29939180]

約数ペア:

[(1, 29939180), (2, 14969590), (4, 7484795), (5, 5987836), (10, 2993918), (20, 1496959), (31, 965780), (43, 696260), (62, 482890), (86, 348130), (124, 241445), (155, 193156), (172, 174065), (215, 139252), (310, 96578), (430, 69626), (620, 48289), (860, 34813), (1123, 26660), (1333, 22460), (2246, 13330), (2666, 11230), (4492, 6665), (5332, 5615)]