35940020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 79968000

約数和(自身を除く): 44027980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 349, 380, 542, 698, 1084, 1355, 1396, 1745, 2710, 3490, 5149, 5420, 6631, 6980, 10298, 13262, 20596, 25745, 26524, 33155, 51490, 66310, 94579, 102980, 132620, 189158, 378316, 472895, 945790, 1797001, 1891580, 3594002, 7188004, 8985005, 17970010, 35940020]

約数ペア:

[(1, 35940020), (2, 17970010), (4, 8985005), (5, 7188004), (10, 3594002), (19, 1891580), (20, 1797001), (38, 945790), (76, 472895), (95, 378316), (190, 189158), (271, 132620), (349, 102980), (380, 94579), (542, 66310), (698, 51490), (1084, 33155), (1355, 26524), (1396, 25745), (1745, 20596), (2710, 13262), (3490, 10298), (5149, 6980), (5420, 6631)]