39172120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 96344640

約数和(自身を除く): 57172520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1061, 1420, 1846, 2122, 2840, 3692, 4244, 4615, 5305, 7384, 8488, 9230, 10610, 13793, 18460, 21220, 27586, 36920, 42440, 55172, 68965, 75331, 110344, 137930, 150662, 275860, 301324, 376655, 551720, 602648, 753310, 979303, 1506620, 1958606, 3013240, 3917212, 4896515, 7834424, 9793030, 19586060, 39172120]

約数ペア:

[(1, 39172120), (2, 19586060), (4, 9793030), (5, 7834424), (8, 4896515), (10, 3917212), (13, 3013240), (20, 1958606), (26, 1506620), (40, 979303), (52, 753310), (65, 602648), (71, 551720), (104, 376655), (130, 301324), (142, 275860), (260, 150662), (284, 137930), (355, 110344), (520, 75331), (568, 68965), (710, 55172), (923, 42440), (1061, 36920), (1420, 27586), (1846, 21220), (2122, 18460), (2840, 13793), (3692, 10610), (4244, 9230), (4615, 8488), (5305, 7384)]