2019710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 4713984

約数和(自身を除く): 2694274

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 61, 70, 77, 86, 110, 122, 154, 215, 301, 305, 385, 427, 430, 473, 602, 610, 671, 770, 854, 946, 1342, 1505, 2135, 2365, 2623, 3010, 3311, 3355, 4270, 4697, 4730, 5246, 6622, 6710, 9394, 13115, 16555, 18361, 23485, 26230, 28853, 33110, 36722, 46970, 57706, 91805, 144265, 183610, 201971, 288530, 403942, 1009855, 2019710]

約数ペア:

[(1, 2019710), (2, 1009855), (5, 403942), (7, 288530), (10, 201971), (11, 183610), (14, 144265), (22, 91805), (35, 57706), (43, 46970), (55, 36722), (61, 33110), (70, 28853), (77, 26230), (86, 23485), (110, 18361), (122, 16555), (154, 13115), (215, 9394), (301, 6710), (305, 6622), (385, 5246), (427, 4730), (430, 4697), (473, 4270), (602, 3355), (610, 3311), (671, 3010), (770, 2623), (854, 2365), (946, 2135), (1342, 1505)]