142122740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2801}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 310685760

約数和(自身を除く): 168563020

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 2537, 2801, 5074, 5602, 10148, 11204, 12685, 14005, 25370, 28010, 50740, 56020, 120443, 165259, 240886, 330518, 481772, 602215, 661036, 826295, 1204430, 1652590, 2408860, 3305180, 7106137, 14212274, 28424548, 35530685, 71061370, 142122740]

約数ペア:

[(1, 142122740), (2, 71061370), (4, 35530685), (5, 28424548), (10, 14212274), (20, 7106137), (43, 3305180), (59, 2408860), (86, 1652590), (118, 1204430), (172, 826295), (215, 661036), (236, 602215), (295, 481772), (430, 330518), (590, 240886), (860, 165259), (1180, 120443), (2537, 56020), (2801, 50740), (5074, 28010), (5602, 25370), (10148, 14005), (11204, 12685)]