2274020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 5617920

約数和(自身を除く): 3343900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 439, 518, 740, 878, 1036, 1295, 1756, 2195, 2590, 3073, 4390, 5180, 6146, 8780, 12292, 15365, 16243, 30730, 32486, 61460, 64972, 81215, 113701, 162430, 227402, 324860, 454804, 568505, 1137010, 2274020]

約数ペア:

[(1, 2274020), (2, 1137010), (4, 568505), (5, 454804), (7, 324860), (10, 227402), (14, 162430), (20, 113701), (28, 81215), (35, 64972), (37, 61460), (70, 32486), (74, 30730), (140, 16243), (148, 15365), (185, 12292), (259, 8780), (370, 6146), (439, 5180), (518, 4390), (740, 3073), (878, 2590), (1036, 2195), (1295, 1756)]