1944939940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 4408992000

約数和(自身を除く): 2464052060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 269, 359, 380, 530, 538, 718, 1007, 1060, 1076, 1345, 1436, 1795, 2014, 2690, 3590, 4028, 5035, 5111, 5380, 6821, 7180, 10070, 10222, 13642, 14257, 19027, 20140, 20444, 25555, 27284, 28514, 34105, 38054, 51110, 57028, 68210, 71285, 76108, 95135, 96571, 102220, 136420, 142570, 190270, 193142, 270883, 285140, 361513, 380540, 386284, 482855, 541766, 723026, 965710, 1083532, 1354415, 1446052, 1807565, 1834849, 1931420, 2708830, 3615130, 3669698, 5118263, 5417660, 7230260, 7339396, 9174245, 10236526, 18348490, 20473052, 25591315, 36696980, 51182630, 97246997, 102365260, 194493994, 388987988, 486234985, 972469970, 1944939940]

約数ペア:

[(1, 1944939940), (2, 972469970), (4, 486234985), (5, 388987988), (10, 194493994), (19, 102365260), (20, 97246997), (38, 51182630), (53, 36696980), (76, 25591315), (95, 20473052), (106, 18348490), (190, 10236526), (212, 9174245), (265, 7339396), (269, 7230260), (359, 5417660), (380, 5118263), (530, 3669698), (538, 3615130), (718, 2708830), (1007, 1931420), (1060, 1834849), (1076, 1807565), (1345, 1446052), (1436, 1354415), (1795, 1083532), (2014, 965710), (2690, 723026), (3590, 541766), (4028, 482855), (5035, 386284), (5111, 380540), (5380, 361513), (6821, 285140), (7180, 270883), (10070, 193142), (10222, 190270), (13642, 142570), (14257, 136420), (19027, 102220), (20140, 96571), (20444, 95135), (25555, 76108), (27284, 71285), (28514, 68210), (34105, 57028), (38054, 51110)]