2182540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 4898880

約数和(自身を除く): 2716340

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 71, 106, 116, 142, 145, 212, 265, 284, 290, 355, 530, 580, 710, 1060, 1420, 1537, 2059, 3074, 3763, 4118, 6148, 7526, 7685, 8236, 10295, 15052, 15370, 18815, 20590, 30740, 37630, 41180, 75260, 109127, 218254, 436508, 545635, 1091270, 2182540]

約数ペア:

[(1, 2182540), (2, 1091270), (4, 545635), (5, 436508), (10, 218254), (20, 109127), (29, 75260), (53, 41180), (58, 37630), (71, 30740), (106, 20590), (116, 18815), (142, 15370), (145, 15052), (212, 10295), (265, 8236), (284, 7685), (290, 7526), (355, 6148), (530, 4118), (580, 3763), (710, 3074), (1060, 2059), (1420, 1537)]