140503220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3779}}^1$

素因数の和:3825

約数の個数: 72

約数和(自身を含む): 348636960

約数和(自身を除く): 208133740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 3779, 7436, 7558, 9295, 15116, 18590, 18895, 37180, 37790, 41569, 49127, 75580, 83138, 98254, 166276, 196508, 207845, 245635, 415690, 491270, 540397, 638651, 831380, 982540, 1080794, 1277302, 2161588, 2554604, 2701985, 3193255, 5403970, 6386510, 7025161, 10807940, 12773020, 14050322, 28100644, 35125805, 70251610, 140503220]

約数ペア:

[(1, 140503220), (2, 70251610), (4, 35125805), (5, 28100644), (10, 14050322), (11, 12773020), (13, 10807940), (20, 7025161), (22, 6386510), (26, 5403970), (44, 3193255), (52, 2701985), (55, 2554604), (65, 2161588), (110, 1277302), (130, 1080794), (143, 982540), (169, 831380), (220, 638651), (260, 540397), (286, 491270), (338, 415690), (572, 245635), (676, 207845), (715, 196508), (845, 166276), (1430, 98254), (1690, 83138), (1859, 75580), (2860, 49127), (3380, 41569), (3718, 37790), (3779, 37180), (7436, 18895), (7558, 18590), (9295, 15116)]