38897560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 103219200

約数和(自身を除く): 64321640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 127, 130, 152, 155, 190, 247, 248, 254, 260, 310, 380, 403, 494, 508, 520, 589, 620, 635, 760, 806, 988, 1016, 1178, 1235, 1240, 1270, 1612, 1651, 1976, 2015, 2356, 2413, 2470, 2540, 2945, 3224, 3302, 3937, 4030, 4712, 4826, 4940, 5080, 5890, 6604, 7657, 7874, 8060, 8255, 9652, 9880, 11780, 12065, 13208, 15314, 15748, 16120, 16510, 19304, 19685, 23560, 24130, 30628, 31369, 31496, 33020, 38285, 39370, 48260, 51181, 61256, 62738, 66040, 74803, 76570, 78740, 96520, 102362, 125476, 149606, 153140, 156845, 157480, 204724, 250952, 255905, 299212, 306280, 313690, 374015, 409448, 511810, 598424, 627380, 748030, 972439, 1023620, 1254760, 1496060, 1944878, 2047240, 2992120, 3889756, 4862195, 7779512, 9724390, 19448780, 38897560]

約数ペア:

[(1, 38897560), (2, 19448780), (4, 9724390), (5, 7779512), (8, 4862195), (10, 3889756), (13, 2992120), (19, 2047240), (20, 1944878), (26, 1496060), (31, 1254760), (38, 1023620), (40, 972439), (52, 748030), (62, 627380), (65, 598424), (76, 511810), (95, 409448), (104, 374015), (124, 313690), (127, 306280), (130, 299212), (152, 255905), (155, 250952), (190, 204724), (247, 157480), (248, 156845), (254, 153140), (260, 149606), (310, 125476), (380, 102362), (403, 96520), (494, 78740), (508, 76570), (520, 74803), (589, 66040), (620, 62738), (635, 61256), (760, 51181), (806, 48260), (988, 39370), (1016, 38285), (1178, 33020), (1235, 31496), (1240, 31369), (1270, 30628), (1612, 24130), (1651, 23560), (1976, 19685), (2015, 19304), (2356, 16510), (2413, 16120), (2470, 15748), (2540, 15314), (2945, 13208), (3224, 12065), (3302, 11780), (3937, 9880), (4030, 9652), (4712, 8255), (4826, 8060), (4940, 7874), (5080, 7657), (5890, 6604)]