27701080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 68597280

約数和(自身を除く): 40896200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 401, 440, 628, 785, 802, 1256, 1570, 1604, 1727, 2005, 3140, 3208, 3454, 4010, 4411, 6280, 6908, 8020, 8635, 8822, 13816, 16040, 17270, 17644, 22055, 34540, 35288, 44110, 62957, 69080, 88220, 125914, 176440, 251828, 314785, 503656, 629570, 692527, 1259140, 1385054, 2518280, 2770108, 3462635, 5540216, 6925270, 13850540, 27701080]

約数ペア:

[(1, 27701080), (2, 13850540), (4, 6925270), (5, 5540216), (8, 3462635), (10, 2770108), (11, 2518280), (20, 1385054), (22, 1259140), (40, 692527), (44, 629570), (55, 503656), (88, 314785), (110, 251828), (157, 176440), (220, 125914), (314, 88220), (401, 69080), (440, 62957), (628, 44110), (785, 35288), (802, 34540), (1256, 22055), (1570, 17644), (1604, 17270), (1727, 16040), (2005, 13816), (3140, 8822), (3208, 8635), (3454, 8020), (4010, 6908), (4411, 6280)]