20140762840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{750401}}^1$

素因数の和:750484

約数の個数: 64

約数和(自身を含む): 50246917920

約数和(自身を除く): 30106155080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 13420, 26840, 750401, 1500802, 3001604, 3752005, 6003208, 7504010, 8254411, 15008020, 16508822, 30016040, 33017644, 41272055, 45774461, 66035288, 82544110, 91548922, 165088220, 183097844, 228872305, 330176440, 366195688, 457744610, 503519071, 915489220, 1007038142, 1830978440, 2014076284, 2517595355, 4028152568, 5035190710, 10070381420, 20140762840]

約数ペア:

[(1, 20140762840), (2, 10070381420), (4, 5035190710), (5, 4028152568), (8, 2517595355), (10, 2014076284), (11, 1830978440), (20, 1007038142), (22, 915489220), (40, 503519071), (44, 457744610), (55, 366195688), (61, 330176440), (88, 228872305), (110, 183097844), (122, 165088220), (220, 91548922), (244, 82544110), (305, 66035288), (440, 45774461), (488, 41272055), (610, 33017644), (671, 30016040), (1220, 16508822), (1342, 15008020), (2440, 8254411), (2684, 7504010), (3355, 6003208), (5368, 3752005), (6710, 3001604), (13420, 1500802), (26840, 750401)]