20205481860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{24001}}^1$

素因数の和:25578

約数の個数: 96

約数和(自身を含む): 62904441600

約数和(自身を除く): 42698959740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1559, 3118, 4677, 6236, 7795, 9354, 14031, 15590, 18708, 23385, 24001, 28062, 31180, 42093, 46770, 48002, 56124, 70155, 72003, 84186, 93540, 96004, 120005, 140310, 144006, 168372, 210465, 216009, 240010, 280620, 288012, 360015, 420930, 432018, 480020, 648027, 720030, 841860, 864036, 1080045, 1296054, 1440060, 2160090, 2592108, 3240135, 4320180, 6480270, 12960540, 37417559, 74835118, 112252677, 149670236, 187087795, 224505354, 336758031, 374175590, 449010708, 561263385, 673516062, 748351180, 1010274093, 1122526770, 1347032124, 1683790155, 2020548186, 2245053540, 3367580310, 4041096372, 5051370465, 6735160620, 10102740930, 20205481860]

約数ペア:

[(1, 20205481860), (2, 10102740930), (3, 6735160620), (4, 5051370465), (5, 4041096372), (6, 3367580310), (9, 2245053540), (10, 2020548186), (12, 1683790155), (15, 1347032124), (18, 1122526770), (20, 1010274093), (27, 748351180), (30, 673516062), (36, 561263385), (45, 449010708), (54, 374175590), (60, 336758031), (90, 224505354), (108, 187087795), (135, 149670236), (180, 112252677), (270, 74835118), (540, 37417559), (1559, 12960540), (3118, 6480270), (4677, 4320180), (6236, 3240135), (7795, 2592108), (9354, 2160090), (14031, 1440060), (15590, 1296054), (18708, 1080045), (23385, 864036), (24001, 841860), (28062, 720030), (31180, 648027), (42093, 480020), (46770, 432018), (48002, 420930), (56124, 360015), (70155, 288012), (72003, 280620), (84186, 240010), (93540, 216009), (96004, 210465), (120005, 168372), (140310, 144006)]