2529122420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1979}}^1$

素因数の和:2193

約数の個数: 96

約数和(自身を含む): 5991511680

約数和(自身を除く): 3462389260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 157, 185, 220, 314, 370, 407, 628, 740, 785, 814, 1570, 1628, 1727, 1979, 2035, 3140, 3454, 3958, 4070, 5809, 6908, 7916, 8140, 8635, 9895, 11618, 17270, 19790, 21769, 23236, 29045, 34540, 39580, 43538, 58090, 63899, 73223, 87076, 108845, 116180, 127798, 146446, 217690, 255596, 292892, 310703, 319495, 366115, 435380, 621406, 638990, 732230, 805453, 1242812, 1277980, 1464460, 1553515, 1610906, 3107030, 3221812, 3417733, 4027265, 6214060, 6835466, 8054530, 11496011, 13670932, 16109060, 17088665, 22992022, 34177330, 45984044, 57480055, 68354660, 114960110, 126456121, 229920220, 252912242, 505824484, 632280605, 1264561210, 2529122420]

約数ペア:

[(1, 2529122420), (2, 1264561210), (4, 632280605), (5, 505824484), (10, 252912242), (11, 229920220), (20, 126456121), (22, 114960110), (37, 68354660), (44, 57480055), (55, 45984044), (74, 34177330), (110, 22992022), (148, 17088665), (157, 16109060), (185, 13670932), (220, 11496011), (314, 8054530), (370, 6835466), (407, 6214060), (628, 4027265), (740, 3417733), (785, 3221812), (814, 3107030), (1570, 1610906), (1628, 1553515), (1727, 1464460), (1979, 1277980), (2035, 1242812), (3140, 805453), (3454, 732230), (3958, 638990), (4070, 621406), (5809, 435380), (6908, 366115), (7916, 319495), (8140, 310703), (8635, 292892), (9895, 255596), (11618, 217690), (17270, 146446), (19790, 127798), (21769, 116180), (23236, 108845), (29045, 87076), (34540, 73223), (39580, 63899), (43538, 58090)]