19762600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 54059040

約数和(自身を除く): 34296440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 130, 143, 200, 220, 260, 275, 286, 325, 440, 520, 550, 572, 650, 691, 715, 1100, 1144, 1300, 1382, 1430, 2200, 2600, 2764, 2860, 3455, 3575, 5528, 5720, 6910, 7150, 7601, 8983, 13820, 14300, 15202, 17275, 17966, 27640, 28600, 30404, 34550, 35932, 38005, 44915, 60808, 69100, 71864, 76010, 89830, 98813, 138200, 152020, 179660, 190025, 197626, 224575, 304040, 359320, 380050, 395252, 449150, 494065, 760100, 790504, 898300, 988130, 1520200, 1796600, 1976260, 2470325, 3952520, 4940650, 9881300, 19762600]

約数ペア:

[(1, 19762600), (2, 9881300), (4, 4940650), (5, 3952520), (8, 2470325), (10, 1976260), (11, 1796600), (13, 1520200), (20, 988130), (22, 898300), (25, 790504), (26, 760100), (40, 494065), (44, 449150), (50, 395252), (52, 380050), (55, 359320), (65, 304040), (88, 224575), (100, 197626), (104, 190025), (110, 179660), (130, 152020), (143, 138200), (200, 98813), (220, 89830), (260, 76010), (275, 71864), (286, 69100), (325, 60808), (440, 44915), (520, 38005), (550, 35932), (572, 34550), (650, 30404), (691, 28600), (715, 27640), (1100, 17966), (1144, 17275), (1300, 15202), (1382, 14300), (1430, 13820), (2200, 8983), (2600, 7601), (2764, 7150), (2860, 6910), (3455, 5720), (3575, 5528)]